19376784

素因数分解:

$2^4\times 3^2\times 7^1\times {\mathrm{47}}^1\times {\mathrm{409}}^1$

素因数の和:477

約数の個数: 120

約数和(自身を含む): 63448320

約数和(自身を除く): 44071536

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 16, 18, 21, 24, 28, 36, 42, 47, 48, 56, 63, 72, 84, 94, 112, 126, 141, 144, 168, 188, 252, 282, 329, 336, 376, 409, 423, 504, 564, 658, 752, 818, 846, 987, 1008, 1128, 1227, 1316, 1636, 1692, 1974, 2256, 2454, 2632, 2863, 2961, 3272, 3384, 3681, 3948, 4908, 5264, 5726, 5922, 6544, 6768, 7362, 7896, 8589, 9816, 11452, 11844, 14724, 15792, 17178, 19223, 19632, 22904, 23688, 25767, 29448, 34356, 38446, 45808, 47376, 51534, 57669, 58896, 68712, 76892, 103068, 115338, 134561, 137424, 153784, 173007, 206136, 230676, 269122, 307568, 346014, 403683, 412272, 461352, 538244, 692028, 807366, 922704, 1076488, 1211049, 1384056, 1614732, 2152976, 2422098, 2768112, 3229464, 4844196, 6458928, 9688392, 19376784]

約数ペア:

[(1, 19376784), (2, 9688392), (3, 6458928), (4, 4844196), (6, 3229464), (7, 2768112), (8, 2422098), (9, 2152976), (12, 1614732), (14, 1384056), (16, 1211049), (18, 1076488), (21, 922704), (24, 807366), (28, 692028), (36, 538244), (42, 461352), (47, 412272), (48, 403683), (56, 346014), (63, 307568), (72, 269122), (84, 230676), (94, 206136), (112, 173007), (126, 153784), (141, 137424), (144, 134561), (168, 115338), (188, 103068), (252, 76892), (282, 68712), (329, 58896), (336, 57669), (376, 51534), (409, 47376), (423, 45808), (504, 38446), (564, 34356), (658, 29448), (752, 25767), (818, 23688), (846, 22904), (987, 19632), (1008, 19223), (1128, 17178), (1227, 15792), (1316, 14724), (1636, 11844), (1692, 11452), (1974, 9816), (2256, 8589), (2454, 7896), (2632, 7362), (2863, 6768), (2961, 6544), (3272, 5922), (3384, 5726), (3681, 5264), (3948, 4908)]