31693904

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{37}}^1\times {\mathrm{157}}^1$

素因数の和:244

約数の個数: 80

約数和(自身を含む): 71471616

約数和(自身を除く): 39777712

約数列:

[1, 2, 4, 8, 11, 16, 22, 31, 37, 44, 62, 74, 88, 124, 148, 157, 176, 248, 296, 314, 341, 407, 496, 592, 628, 682, 814, 1147, 1256, 1364, 1628, 1727, 2294, 2512, 2728, 3256, 3454, 4588, 4867, 5456, 5809, 6512, 6908, 9176, 9734, 11618, 12617, 13816, 18352, 19468, 23236, 25234, 27632, 38936, 46472, 50468, 53537, 63899, 77872, 92944, 100936, 107074, 127798, 180079, 201872, 214148, 255596, 360158, 428296, 511192, 720316, 856592, 1022384, 1440632, 1980869, 2881264, 3961738, 7923476, 15846952, 31693904]

約数ペア:

[(1, 31693904), (2, 15846952), (4, 7923476), (8, 3961738), (11, 2881264), (16, 1980869), (22, 1440632), (31, 1022384), (37, 856592), (44, 720316), (62, 511192), (74, 428296), (88, 360158), (124, 255596), (148, 214148), (157, 201872), (176, 180079), (248, 127798), (296, 107074), (314, 100936), (341, 92944), (407, 77872), (496, 63899), (592, 53537), (628, 50468), (682, 46472), (814, 38936), (1147, 27632), (1256, 25234), (1364, 23236), (1628, 19468), (1727, 18352), (2294, 13816), (2512, 12617), (2728, 11618), (3256, 9734), (3454, 9176), (4588, 6908), (4867, 6512), (5456, 5809)]