18658198

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{41}}^1\times {\mathrm{761}}^1$

素因数の和:840

約数の個数: 32

約数和(自身を含む): 32260032

約数和(自身を除く): 13601834

約数列:

[1, 2, 13, 23, 26, 41, 46, 82, 299, 533, 598, 761, 943, 1066, 1522, 1886, 9893, 12259, 17503, 19786, 24518, 31201, 35006, 62402, 227539, 405613, 455078, 717623, 811226, 1435246, 9329099, 18658198]

約数ペア:

[(1, 18658198), (2, 9329099), (13, 1435246), (23, 811226), (26, 717623), (41, 455078), (46, 405613), (82, 227539), (299, 62402), (533, 35006), (598, 31201), (761, 24518), (943, 19786), (1066, 17503), (1522, 12259), (1886, 9893)]