20511336

素因数分解:

$2^3\times 3^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{1451}}^1$

素因数の和:1510

約数の個数: 64

約数和(自身を含む): 55756800

約数和(自身を除く): 35245464

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, 1451, 1767, 2356, 2902, 3534, 4353, 4712, 5804, 7068, 8706, 11608, 14136, 17412, 27569, 34824, 44981, 55138, 82707, 89962, 110276, 134943, 165414, 179924, 220552, 269886, 330828, 359848, 539772, 661656, 854639, 1079544, 1709278, 2563917, 3418556, 5127834, 6837112, 10255668, 20511336]

約数ペア:

[(1, 20511336), (2, 10255668), (3, 6837112), (4, 5127834), (6, 3418556), (8, 2563917), (12, 1709278), (19, 1079544), (24, 854639), (31, 661656), (38, 539772), (57, 359848), (62, 330828), (76, 269886), (93, 220552), (114, 179924), (124, 165414), (152, 134943), (186, 110276), (228, 89962), (248, 82707), (372, 55138), (456, 44981), (589, 34824), (744, 27569), (1178, 17412), (1451, 14136), (1767, 11608), (2356, 8706), (2902, 7068), (3534, 5804), (4353, 4712)]