20115528

素因数分解:

$2^3\times 3^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{1423}}^1$

素因数の和:1482

約数の個数: 64

約数和(自身を含む): 54681600

約数和(自身を除く): 34566072

約数列:

[1, 2, 3, 4, 6, 8, 12, 19, 24, 31, 38, 57, 62, 76, 93, 114, 124, 152, 186, 228, 248, 372, 456, 589, 744, 1178, 1423, 1767, 2356, 2846, 3534, 4269, 4712, 5692, 7068, 8538, 11384, 14136, 17076, 27037, 34152, 44113, 54074, 81111, 88226, 108148, 132339, 162222, 176452, 216296, 264678, 324444, 352904, 529356, 648888, 838147, 1058712, 1676294, 2514441, 3352588, 5028882, 6705176, 10057764, 20115528]

約数ペア:

[(1, 20115528), (2, 10057764), (3, 6705176), (4, 5028882), (6, 3352588), (8, 2514441), (12, 1676294), (19, 1058712), (24, 838147), (31, 648888), (38, 529356), (57, 352904), (62, 324444), (76, 264678), (93, 216296), (114, 176452), (124, 162222), (152, 132339), (186, 108148), (228, 88226), (248, 81111), (372, 54074), (456, 44113), (589, 34152), (744, 27037), (1178, 17076), (1423, 14136), (1767, 11384), (2356, 8538), (2846, 7068), (3534, 5692), (4269, 4712)]