20123258328

素因数分解:

$2^3\times 3^4\times {\mathrm{757}}^1\times {\mathrm{41023}}^1$

素因数の和:41798

約数の個数: 80

約数和(自身を含む): 56439588480

約数和(自身を除く): 36316330152

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 27, 36, 54, 72, 81, 108, 162, 216, 324, 648, 757, 1514, 2271, 3028, 4542, 6056, 6813, 9084, 13626, 18168, 20439, 27252, 40878, 41023, 54504, 61317, 81756, 82046, 122634, 123069, 163512, 164092, 245268, 246138, 328184, 369207, 490536, 492276, 738414, 984552, 1107621, 1476828, 2215242, 2953656, 3322863, 4430484, 6645726, 8860968, 13291452, 26582904, 31054411, 62108822, 93163233, 124217644, 186326466, 248435288, 279489699, 372652932, 558979398, 745305864, 838469097, 1117958796, 1676938194, 2235917592, 2515407291, 3353876388, 5030814582, 6707752776, 10061629164, 20123258328]

約数ペア:

[(1, 20123258328), (2, 10061629164), (3, 6707752776), (4, 5030814582), (6, 3353876388), (8, 2515407291), (9, 2235917592), (12, 1676938194), (18, 1117958796), (24, 838469097), (27, 745305864), (36, 558979398), (54, 372652932), (72, 279489699), (81, 248435288), (108, 186326466), (162, 124217644), (216, 93163233), (324, 62108822), (648, 31054411), (757, 26582904), (1514, 13291452), (2271, 8860968), (3028, 6645726), (4542, 4430484), (6056, 3322863), (6813, 2953656), (9084, 2215242), (13626, 1476828), (18168, 1107621), (20439, 984552), (27252, 738414), (40878, 492276), (41023, 490536), (54504, 369207), (61317, 328184), (81756, 246138), (82046, 245268), (122634, 164092), (123069, 163512)]