18387547198

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{71}}^1\times {\mathrm{79}}^1\times {\mathrm{86269}}^1$

素因数の和:86440

約数の個数: 32

約数和(自身を含む): 29814912000

約数和(自身を除く): 11427364802

約数列:

[1, 2, 19, 38, 71, 79, 142, 158, 1349, 1501, 2698, 3002, 5609, 11218, 86269, 106571, 172538, 213142, 1639111, 3278222, 6125099, 6815251, 12250198, 13630502, 116376881, 129489769, 232753762, 258979538, 483882821, 967765642, 9193773599, 18387547198]

約数ペア:

[(1, 18387547198), (2, 9193773599), (19, 967765642), (38, 483882821), (71, 258979538), (79, 232753762), (142, 129489769), (158, 116376881), (1349, 13630502), (1501, 12250198), (2698, 6815251), (3002, 6125099), (5609, 3278222), (11218, 1639111), (86269, 213142), (106571, 172538)]