18804538384

素因数分解:

$2^4\times {\mathrm{67}}^1\times {\mathrm{809}}^1\times {\mathrm{21683}}^1$

素因数の和:22567

約数の個数: 40

約数和(自身を含む): 37024996320

約数和(自身を除く): 18220457936

約数列:

[1, 2, 4, 8, 16, 67, 134, 268, 536, 809, 1072, 1618, 3236, 6472, 12944, 21683, 43366, 54203, 86732, 108406, 173464, 216812, 346928, 433624, 867248, 1452761, 2905522, 5811044, 11622088, 17541547, 23244176, 35083094, 70166188, 140332376, 280664752, 1175283649, 2350567298, 4701134596, 9402269192, 18804538384]

約数ペア:

[(1, 18804538384), (2, 9402269192), (4, 4701134596), (8, 2350567298), (16, 1175283649), (67, 280664752), (134, 140332376), (268, 70166188), (536, 35083094), (809, 23244176), (1072, 17541547), (1618, 11622088), (3236, 5811044), (6472, 2905522), (12944, 1452761), (21683, 867248), (43366, 433624), (54203, 346928), (86732, 216812), (108406, 173464)]