1921406944

素因数分解:

$2^5\times {\mathrm{41}}^1\times {\mathrm{541}}^1\times {\mathrm{2707}}^1$

素因数の和:3299

約数の個数: 48

約数和(自身を含む): 3883629456

約数和(自身を除く): 1962222512

約数列:

[1, 2, 4, 8, 16, 32, 41, 82, 164, 328, 541, 656, 1082, 1312, 2164, 2707, 4328, 5414, 8656, 10828, 17312, 21656, 22181, 43312, 44362, 86624, 88724, 110987, 177448, 221974, 354896, 443948, 709792, 887896, 1464487, 1775792, 2928974, 3551584, 5857948, 11715896, 23431792, 46863584, 60043967, 120087934, 240175868, 480351736, 960703472, 1921406944]

約数ペア:

[(1, 1921406944), (2, 960703472), (4, 480351736), (8, 240175868), (16, 120087934), (32, 60043967), (41, 46863584), (82, 23431792), (164, 11715896), (328, 5857948), (541, 3551584), (656, 2928974), (1082, 1775792), (1312, 1464487), (2164, 887896), (2707, 709792), (4328, 443948), (5414, 354896), (8656, 221974), (10828, 177448), (17312, 110987), (21656, 88724), (22181, 86624), (43312, 44362)]