20112909513

素因数分解:

$3^1\times {\mathrm{37}}^1\times {\mathrm{83}}^1\times {\mathrm{509}}^1\times {\mathrm{4289}}^1$

素因数の和:4921

約数の個数: 32

約数和(自身を含む): 27935107200

約数和(自身を除く): 7822197687

約数列:

[1, 3, 37, 83, 111, 249, 509, 1527, 3071, 4289, 9213, 12867, 18833, 42247, 56499, 126741, 158693, 355987, 476079, 1067961, 1563139, 2183101, 4689417, 6549303, 13171519, 39514557, 80774737, 181197383, 242324211, 543592149, 6704303171, 20112909513]

約数ペア:

[(1, 20112909513), (3, 6704303171), (37, 543592149), (83, 242324211), (111, 181197383), (249, 80774737), (509, 39514557), (1527, 13171519), (3071, 6549303), (4289, 4689417), (9213, 2183101), (12867, 1563139), (18833, 1067961), (42247, 476079), (56499, 355987), (126741, 158693)]