17880356

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{71}}^1\times {\mathrm{167}}^1$

素因数の和:284

約数の個数: 48

約数和(自身を含む): 35562240

約数和(自身を除く): 17681884

約数列:

[1, 2, 4, 13, 26, 29, 52, 58, 71, 116, 142, 167, 284, 334, 377, 668, 754, 923, 1508, 1846, 2059, 2171, 3692, 4118, 4342, 4843, 8236, 8684, 9686, 11857, 19372, 23714, 26767, 47428, 53534, 62959, 107068, 125918, 154141, 251836, 308282, 343853, 616564, 687706, 1375412, 4470089, 8940178, 17880356]

約数ペア:

[(1, 17880356), (2, 8940178), (4, 4470089), (13, 1375412), (26, 687706), (29, 616564), (52, 343853), (58, 308282), (71, 251836), (116, 154141), (142, 125918), (167, 107068), (284, 62959), (334, 53534), (377, 47428), (668, 26767), (754, 23714), (923, 19372), (1508, 11857), (1846, 9686), (2059, 8684), (2171, 8236), (3692, 4843), (4118, 4342)]