18820203012

素因数分解:

$2^2\times 3^3\times {\mathrm{13}}^2\times {\mathrm{839}}^1\times {\mathrm{1229}}^1$

素因数の和:2107

約数の個数: 144

約数和(自身を含む): 52941168000

約数和(自身を除く): 34120964988

約数列:

[1, 2, 3, 4, 6, 9, 12, 13, 18, 26, 27, 36, 39, 52, 54, 78, 108, 117, 156, 169, 234, 338, 351, 468, 507, 676, 702, 839, 1014, 1229, 1404, 1521, 1678, 2028, 2458, 2517, 3042, 3356, 3687, 4563, 4916, 5034, 6084, 7374, 7551, 9126, 10068, 10907, 11061, 14748, 15102, 15977, 18252, 21814, 22122, 22653, 30204, 31954, 32721, 33183, 43628, 44244, 45306, 47931, 63908, 65442, 66366, 90612, 95862, 98163, 130884, 132732, 141791, 143793, 191724, 196326, 207701, 283582, 287586, 294489, 392652, 415402, 425373, 431379, 567164, 575172, 588978, 623103, 830804, 850746, 862758, 1031131, 1177956, 1246206, 1276119, 1701492, 1725516, 1869309, 2062262, 2492412, 2552238, 3093393, 3738618, 3828357, 4124524, 5104476, 5607927, 6186786, 7477236, 7656714, 9280179, 11215854, 12373572, 13404703, 15313428, 18560358, 22431708, 26809406, 27840537, 37120716, 40214109, 53618812, 55681074, 80428218, 111362148, 120642327, 160856436, 174261139, 241284654, 348522278, 361926981, 482569308, 522783417, 697044556, 723853962, 1045566834, 1447707924, 1568350251, 2091133668, 3136700502, 4705050753, 6273401004, 9410101506, 18820203012]

約数ペア:

[(1, 18820203012), (2, 9410101506), (3, 6273401004), (4, 4705050753), (6, 3136700502), (9, 2091133668), (12, 1568350251), (13, 1447707924), (18, 1045566834), (26, 723853962), (27, 697044556), (36, 522783417), (39, 482569308), (52, 361926981), (54, 348522278), (78, 241284654), (108, 174261139), (117, 160856436), (156, 120642327), (169, 111362148), (234, 80428218), (338, 55681074), (351, 53618812), (468, 40214109), (507, 37120716), (676, 27840537), (702, 26809406), (839, 22431708), (1014, 18560358), (1229, 15313428), (1404, 13404703), (1521, 12373572), (1678, 11215854), (2028, 9280179), (2458, 7656714), (2517, 7477236), (3042, 6186786), (3356, 5607927), (3687, 5104476), (4563, 4124524), (4916, 3828357), (5034, 3738618), (6084, 3093393), (7374, 2552238), (7551, 2492412), (9126, 2062262), (10068, 1869309), (10907, 1725516), (11061, 1701492), (14748, 1276119), (15102, 1246206), (15977, 1177956), (18252, 1031131), (21814, 862758), (22122, 850746), (22653, 830804), (30204, 623103), (31954, 588978), (32721, 575172), (33183, 567164), (43628, 431379), (44244, 425373), (45306, 415402), (47931, 392652), (63908, 294489), (65442, 287586), (66366, 283582), (90612, 207701), (95862, 196326), (98163, 191724), (130884, 143793), (132732, 141791)]