20399686312

素因数分解:

$2^3\times {\mathrm{179}}^1\times {\mathrm{3391}}^1\times {\mathrm{4201}}^1$

素因数の和:7777

約数の個数: 32

約数和(自身を含む): 38483596800

約数和(自身を除く): 18083910488

約数列:

[1, 2, 4, 8, 179, 358, 716, 1432, 3391, 4201, 6782, 8402, 13564, 16804, 27128, 33608, 606989, 751979, 1213978, 1503958, 2427956, 3007916, 4855912, 6015832, 14245591, 28491182, 56982364, 113964728, 2549960789, 5099921578, 10199843156, 20399686312]

約数ペア:

[(1, 20399686312), (2, 10199843156), (4, 5099921578), (8, 2549960789), (179, 113964728), (358, 56982364), (716, 28491182), (1432, 14245591), (3391, 6015832), (4201, 4855912), (6782, 3007916), (8402, 2427956), (13564, 1503958), (16804, 1213978), (27128, 751979), (33608, 606989)]