389021504

素因数分解:

$2^6\times {\mathrm{19}}^1\times {\mathrm{319919}}^1$

素因数の和:319950

約数の個数: 28

約数和(自身を含む): 812596800

約数和(自身を除く): 423575296

約数列:

[1, 2, 4, 8, 16, 19, 32, 38, 64, 76, 152, 304, 608, 1216, 319919, 639838, 1279676, 2559352, 5118704, 6078461, 10237408, 12156922, 20474816, 24313844, 48627688, 97255376, 194510752, 389021504]

約数ペア:

[(1, 389021504), (2, 194510752), (4, 97255376), (8, 48627688), (16, 24313844), (19, 20474816), (32, 12156922), (38, 10237408), (64, 6078461), (76, 5118704), (152, 2559352), (304, 1279676), (608, 639838), (1216, 319919)]