19827822

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{73}}^1\times {\mathrm{223}}^1$

素因数の和:337

約数の個数: 64

約数和(自身を含む): 47738880

約数和(自身を除く): 27911058

約数列:

[1, 2, 3, 6, 7, 14, 21, 29, 42, 58, 73, 87, 146, 174, 203, 219, 223, 406, 438, 446, 511, 609, 669, 1022, 1218, 1338, 1533, 1561, 2117, 3066, 3122, 4234, 4683, 6351, 6467, 9366, 12702, 12934, 14819, 16279, 19401, 29638, 32558, 38802, 44457, 45269, 48837, 88914, 90538, 97674, 113953, 135807, 227906, 271614, 341859, 472091, 683718, 944182, 1416273, 2832546, 3304637, 6609274, 9913911, 19827822]

約数ペア:

[(1, 19827822), (2, 9913911), (3, 6609274), (6, 3304637), (7, 2832546), (14, 1416273), (21, 944182), (29, 683718), (42, 472091), (58, 341859), (73, 271614), (87, 227906), (146, 135807), (174, 113953), (203, 97674), (219, 90538), (223, 88914), (406, 48837), (438, 45269), (446, 44457), (511, 38802), (609, 32558), (669, 29638), (1022, 19401), (1218, 16279), (1338, 14819), (1533, 12934), (1561, 12702), (2117, 9366), (3066, 6467), (3122, 6351), (4234, 4683)]