18777778736

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{53}}^1\times {\mathrm{1165453}}^1$

素因数の和:1165533

約数の個数: 40

約数和(自身を含む): 39019399920

約数和(自身を除く): 20241621184

約数列:

[1, 2, 4, 8, 16, 19, 38, 53, 76, 106, 152, 212, 304, 424, 848, 1007, 2014, 4028, 8056, 16112, 1165453, 2330906, 4661812, 9323624, 18647248, 22143607, 44287214, 61769009, 88574428, 123538018, 177148856, 247076036, 354297712, 494152072, 988304144, 1173611171, 2347222342, 4694444684, 9388889368, 18777778736]

約数ペア:

[(1, 18777778736), (2, 9388889368), (4, 4694444684), (8, 2347222342), (16, 1173611171), (19, 988304144), (38, 494152072), (53, 354297712), (76, 247076036), (106, 177148856), (152, 123538018), (212, 88574428), (304, 61769009), (424, 44287214), (848, 22143607), (1007, 18647248), (2014, 9323624), (4028, 4661812), (8056, 2330906), (16112, 1165453)]