20218992290

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{61}}^1\times {\mathrm{4735127}}^1$

素因数の和:4735202

約数の個数: 32

約数和(自身を含む): 42275222784

約数和(自身を除く): 22056230494

約数列:

[1, 2, 5, 7, 10, 14, 35, 61, 70, 122, 305, 427, 610, 854, 2135, 4270, 4735127, 9470254, 23675635, 33145889, 47351270, 66291778, 165729445, 288842747, 331458890, 577685494, 1444213735, 2021899229, 2888427470, 4043798458, 10109496145, 20218992290]

約数ペア:

[(1, 20218992290), (2, 10109496145), (5, 4043798458), (7, 2888427470), (10, 2021899229), (14, 1444213735), (35, 577685494), (61, 331458890), (70, 288842747), (122, 165729445), (305, 66291778), (427, 47351270), (610, 33145889), (854, 23675635), (2135, 9470254), (4270, 4735127)]