20171632492

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{571}}^1\times {\mathrm{42257}}^1$

素因数の和:42862

約数の個数: 48

約数和(自身を含む): 40608247680

約数和(自身を除く): 20436615188

約数列:

[1, 2, 4, 11, 19, 22, 38, 44, 76, 209, 418, 571, 836, 1142, 2284, 6281, 10849, 12562, 21698, 25124, 42257, 43396, 84514, 119339, 169028, 238678, 464827, 477356, 802883, 929654, 1605766, 1859308, 3211532, 8831713, 17663426, 24128747, 35326852, 48257494, 96514988, 265416217, 458446193, 530832434, 916892386, 1061664868, 1833784772, 5042908123, 10085816246, 20171632492]

約数ペア:

[(1, 20171632492), (2, 10085816246), (4, 5042908123), (11, 1833784772), (19, 1061664868), (22, 916892386), (38, 530832434), (44, 458446193), (76, 265416217), (209, 96514988), (418, 48257494), (571, 35326852), (836, 24128747), (1142, 17663426), (2284, 8831713), (6281, 3211532), (10849, 1859308), (12562, 1605766), (21698, 929654), (25124, 802883), (42257, 477356), (43396, 464827), (84514, 238678), (119339, 169028)]