18377528

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{83}}^1\times {\mathrm{2129}}^1$

素因数の和:2231

約数の個数: 32

約数和(自身を含む): 37573200

約数和(自身を除く): 19195672

約数列:

[1, 2, 4, 8, 13, 26, 52, 83, 104, 166, 332, 664, 1079, 2129, 2158, 4258, 4316, 8516, 8632, 17032, 27677, 55354, 110708, 176707, 221416, 353414, 706828, 1413656, 2297191, 4594382, 9188764, 18377528]

約数ペア:

[(1, 18377528), (2, 9188764), (4, 4594382), (8, 2297191), (13, 1413656), (26, 706828), (52, 353414), (83, 221416), (104, 176707), (166, 110708), (332, 55354), (664, 27677), (1079, 17032), (2129, 8632), (2158, 8516), (4258, 4316)]