20512157864

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{12268037}}^1$

素因数の和:12268073

約数の個数: 32

約数和(自身を含む): 44164936800

約数和(自身を除く): 23652778936

約数列:

[1, 2, 4, 8, 11, 19, 22, 38, 44, 76, 88, 152, 209, 418, 836, 1672, 12268037, 24536074, 49072148, 98144296, 134948407, 233092703, 269896814, 466185406, 539793628, 932370812, 1079587256, 1864741624, 2564019733, 5128039466, 10256078932, 20512157864]

約数ペア:

[(1, 20512157864), (2, 10256078932), (4, 5128039466), (8, 2564019733), (11, 1864741624), (19, 1079587256), (22, 932370812), (38, 539793628), (44, 466185406), (76, 269896814), (88, 233092703), (152, 134948407), (209, 98144296), (418, 49072148), (836, 24536074), (1672, 12268037)]