17955808

素因数分解:

$2^5\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{2539}}^1$

素因数の和:2579

約数の個数: 48

約数和(自身を含む): 40325040

約数和(自身を除く): 22369232

約数列:

[1, 2, 4, 8, 13, 16, 17, 26, 32, 34, 52, 68, 104, 136, 208, 221, 272, 416, 442, 544, 884, 1768, 2539, 3536, 5078, 7072, 10156, 20312, 33007, 40624, 43163, 66014, 81248, 86326, 132028, 172652, 264056, 345304, 528112, 561119, 690608, 1056224, 1122238, 1381216, 2244476, 4488952, 8977904, 17955808]

約数ペア:

[(1, 17955808), (2, 8977904), (4, 4488952), (8, 2244476), (13, 1381216), (16, 1122238), (17, 1056224), (26, 690608), (32, 561119), (34, 528112), (52, 345304), (68, 264056), (104, 172652), (136, 132028), (208, 86326), (221, 81248), (272, 66014), (416, 43163), (442, 40624), (544, 33007), (884, 20312), (1768, 10156), (2539, 7072), (3536, 5078)]