16658992

素因数分解:

$2^4\times 7^1\times {\mathrm{23}}^1\times {\mathrm{29}}^1\times {\mathrm{223}}^1$

素因数の和:290

約数の個数: 80

約数和(自身を含む): 39997440

約数和(自身を除く): 23338448

約数列:

[1, 2, 4, 7, 8, 14, 16, 23, 28, 29, 46, 56, 58, 92, 112, 116, 161, 184, 203, 223, 232, 322, 368, 406, 446, 464, 644, 667, 812, 892, 1288, 1334, 1561, 1624, 1784, 2576, 2668, 3122, 3248, 3568, 4669, 5129, 5336, 6244, 6467, 9338, 10258, 10672, 12488, 12934, 18676, 20516, 24976, 25868, 35903, 37352, 41032, 45269, 51736, 71806, 74704, 82064, 90538, 103472, 143612, 148741, 181076, 287224, 297482, 362152, 574448, 594964, 724304, 1041187, 1189928, 2082374, 2379856, 4164748, 8329496, 16658992]

約数ペア:

[(1, 16658992), (2, 8329496), (4, 4164748), (7, 2379856), (8, 2082374), (14, 1189928), (16, 1041187), (23, 724304), (28, 594964), (29, 574448), (46, 362152), (56, 297482), (58, 287224), (92, 181076), (112, 148741), (116, 143612), (161, 103472), (184, 90538), (203, 82064), (223, 74704), (232, 71806), (322, 51736), (368, 45269), (406, 41032), (446, 37352), (464, 35903), (644, 25868), (667, 24976), (812, 20516), (892, 18676), (1288, 12934), (1334, 12488), (1561, 10672), (1624, 10258), (1784, 9338), (2576, 6467), (2668, 6244), (3122, 5336), (3248, 5129), (3568, 4669)]