18655936

素因数分解:

$2^6\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{1319}}^1$

素因数の和:1361

約数の個数: 56

約数和(自身を含む): 42245280

約数和(自身を除く): 23589344

約数列:

[1, 2, 4, 8, 13, 16, 17, 26, 32, 34, 52, 64, 68, 104, 136, 208, 221, 272, 416, 442, 544, 832, 884, 1088, 1319, 1768, 2638, 3536, 5276, 7072, 10552, 14144, 17147, 21104, 22423, 34294, 42208, 44846, 68588, 84416, 89692, 137176, 179384, 274352, 291499, 358768, 548704, 582998, 717536, 1097408, 1165996, 1435072, 2331992, 4663984, 9327968, 18655936]

約数ペア:

[(1, 18655936), (2, 9327968), (4, 4663984), (8, 2331992), (13, 1435072), (16, 1165996), (17, 1097408), (26, 717536), (32, 582998), (34, 548704), (52, 358768), (64, 291499), (68, 274352), (104, 179384), (136, 137176), (208, 89692), (221, 84416), (272, 68588), (416, 44846), (442, 42208), (544, 34294), (832, 22423), (884, 21104), (1088, 17147), (1319, 14144), (1768, 10552), (2638, 7072), (3536, 5276)]