20161891614964

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{3677}}^1\times {\mathrm{2898121}}^1$

素因数の和:2901856

約数の個数: 48

約数和(自身を含む): 39396745878336

約数和(自身を除く): 19234854263372

約数列:

[1, 2, 4, 11, 22, 43, 44, 86, 172, 473, 946, 1892, 3677, 7354, 14708, 40447, 80894, 158111, 161788, 316222, 632444, 1739221, 2898121, 3478442, 5796242, 6956884, 11592484, 31879331, 63758662, 124619203, 127517324, 249238406, 498476812, 1370811233, 2741622466, 5483244932, 10656390917, 21312781834, 42625563668, 117220300087, 234440600174, 458224809431, 468881200348, 916449618862, 1832899237724, 5040472903741, 10080945807482, 20161891614964]

約数ペア:

[(1, 20161891614964), (2, 10080945807482), (4, 5040472903741), (11, 1832899237724), (22, 916449618862), (43, 468881200348), (44, 458224809431), (86, 234440600174), (172, 117220300087), (473, 42625563668), (946, 21312781834), (1892, 10656390917), (3677, 5483244932), (7354, 2741622466), (14708, 1370811233), (40447, 498476812), (80894, 249238406), (158111, 127517324), (161788, 124619203), (316222, 63758662), (632444, 31879331), (1739221, 11592484), (2898121, 6956884), (3478442, 5796242)]