18895032

素因数分解:

$2^3\times 3^4\times {\mathrm{13}}^1\times {\mathrm{2243}}^1$

素因数の和:2274

約数の個数: 80

約数和(自身を含む): 57020040

約数和(自身を除く): 38125008

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 13, 18, 24, 26, 27, 36, 39, 52, 54, 72, 78, 81, 104, 108, 117, 156, 162, 216, 234, 312, 324, 351, 468, 648, 702, 936, 1053, 1404, 2106, 2243, 2808, 4212, 4486, 6729, 8424, 8972, 13458, 17944, 20187, 26916, 29159, 40374, 53832, 58318, 60561, 80748, 87477, 116636, 121122, 161496, 174954, 181683, 233272, 242244, 262431, 349908, 363366, 484488, 524862, 699816, 726732, 787293, 1049724, 1453464, 1574586, 2099448, 2361879, 3149172, 4723758, 6298344, 9447516, 18895032]

約数ペア:

[(1, 18895032), (2, 9447516), (3, 6298344), (4, 4723758), (6, 3149172), (8, 2361879), (9, 2099448), (12, 1574586), (13, 1453464), (18, 1049724), (24, 787293), (26, 726732), (27, 699816), (36, 524862), (39, 484488), (52, 363366), (54, 349908), (72, 262431), (78, 242244), (81, 233272), (104, 181683), (108, 174954), (117, 161496), (156, 121122), (162, 116636), (216, 87477), (234, 80748), (312, 60561), (324, 58318), (351, 53832), (468, 40374), (648, 29159), (702, 26916), (936, 20187), (1053, 17944), (1404, 13458), (2106, 8972), (2243, 8424), (2808, 6729), (4212, 4486)]