31798688

素因数分解:

$2^5\times {\mathrm{37}}^1\times {\mathrm{107}}^1\times {\mathrm{251}}^1$

素因数の和:405

約数の個数: 48

約数和(自身を含む): 65155104

約数和(自身を除く): 33356416

約数列:

[1, 2, 4, 8, 16, 32, 37, 74, 107, 148, 214, 251, 296, 428, 502, 592, 856, 1004, 1184, 1712, 2008, 3424, 3959, 4016, 7918, 8032, 9287, 15836, 18574, 26857, 31672, 37148, 53714, 63344, 74296, 107428, 126688, 148592, 214856, 297184, 429712, 859424, 993709, 1987418, 3974836, 7949672, 15899344, 31798688]

約数ペア:

[(1, 31798688), (2, 15899344), (4, 7949672), (8, 3974836), (16, 1987418), (32, 993709), (37, 859424), (74, 429712), (107, 297184), (148, 214856), (214, 148592), (251, 126688), (296, 107428), (428, 74296), (502, 63344), (592, 53714), (856, 37148), (1004, 31672), (1184, 26857), (1712, 18574), (2008, 15836), (3424, 9287), (3959, 8032), (4016, 7918)]