20184877671

素因数分解:

$3^1\times 7^2\times {\mathrm{23}}^1\times {\mathrm{1297}}^1\times {\mathrm{4603}}^1$

素因数の和:5940

約数の個数: 48

約数和(自身を含む): 32700628224

約数和(自身を除く): 12515750553

約数列:

[1, 3, 7, 21, 23, 49, 69, 147, 161, 483, 1127, 1297, 3381, 3891, 4603, 9079, 13809, 27237, 29831, 32221, 63553, 89493, 96663, 105869, 190659, 208817, 225547, 317607, 626451, 676641, 741083, 1461719, 2223249, 4385157, 5187581, 5970091, 15562743, 17910273, 41790637, 125371911, 137312093, 292534459, 411936279, 877603377, 961184651, 2883553953, 6728292557, 20184877671]

約数ペア:

[(1, 20184877671), (3, 6728292557), (7, 2883553953), (21, 961184651), (23, 877603377), (49, 411936279), (69, 292534459), (147, 137312093), (161, 125371911), (483, 41790637), (1127, 17910273), (1297, 15562743), (3381, 5970091), (3891, 5187581), (4603, 4385157), (9079, 2223249), (13809, 1461719), (27237, 741083), (29831, 676641), (32221, 626451), (63553, 317607), (89493, 225547), (96663, 208817), (105869, 190659)]