20201688

素因数分解:

$2^3\times 3^2\times {\mathrm{13}}^1\times {\mathrm{113}}^1\times {\mathrm{191}}^1$

素因数の和:329

約数の個数: 96

約数和(自身を含む): 59754240

約数和(自身を除く): 39552552

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 13, 18, 24, 26, 36, 39, 52, 72, 78, 104, 113, 117, 156, 191, 226, 234, 312, 339, 382, 452, 468, 573, 678, 764, 904, 936, 1017, 1146, 1356, 1469, 1528, 1719, 2034, 2292, 2483, 2712, 2938, 3438, 4068, 4407, 4584, 4966, 5876, 6876, 7449, 8136, 8814, 9932, 11752, 13221, 13752, 14898, 17628, 19864, 21583, 22347, 26442, 29796, 35256, 43166, 44694, 52884, 59592, 64749, 86332, 89388, 105768, 129498, 172664, 178776, 194247, 258996, 280579, 388494, 517992, 561158, 776988, 841737, 1122316, 1553976, 1683474, 2244632, 2525211, 3366948, 5050422, 6733896, 10100844, 20201688]

約数ペア:

[(1, 20201688), (2, 10100844), (3, 6733896), (4, 5050422), (6, 3366948), (8, 2525211), (9, 2244632), (12, 1683474), (13, 1553976), (18, 1122316), (24, 841737), (26, 776988), (36, 561158), (39, 517992), (52, 388494), (72, 280579), (78, 258996), (104, 194247), (113, 178776), (117, 172664), (156, 129498), (191, 105768), (226, 89388), (234, 86332), (312, 64749), (339, 59592), (382, 52884), (452, 44694), (468, 43166), (573, 35256), (678, 29796), (764, 26442), (904, 22347), (936, 21583), (1017, 19864), (1146, 17628), (1356, 14898), (1469, 13752), (1528, 13221), (1719, 11752), (2034, 9932), (2292, 8814), (2483, 8136), (2712, 7449), (2938, 6876), (3438, 5876), (4068, 4966), (4407, 4584)]