260097916

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{263257}}^1$

素因数の和:263293

約数の個数: 24

約数和(自身を含む): 515985680

約数和(自身を除く): 255887764

約数列:

[1, 2, 4, 13, 19, 26, 38, 52, 76, 247, 494, 988, 263257, 526514, 1053028, 3422341, 5001883, 6844682, 10003766, 13689364, 20007532, 65024479, 130048958, 260097916]

約数ペア:

[(1, 260097916), (2, 130048958), (4, 65024479), (13, 20007532), (19, 13689364), (26, 10003766), (38, 6844682), (52, 5001883), (76, 3422341), (247, 1053028), (494, 526514), (988, 263257)]