20880451636

素因数分解:

$2^2\times {\mathrm{11}}^2\times {\mathrm{31}}^1\times {\mathrm{97}}^1\times {\mathrm{14347}}^1$

素因数の和:14501

約数の個数: 72

約数和(自身を含む): 41890650368

約数和(自身を除く): 21010198732

約数列:

[1, 2, 4, 11, 22, 31, 44, 62, 97, 121, 124, 194, 242, 341, 388, 484, 682, 1067, 1364, 2134, 3007, 3751, 4268, 6014, 7502, 11737, 12028, 14347, 15004, 23474, 28694, 33077, 46948, 57388, 66154, 132308, 157817, 315634, 363847, 444757, 631268, 727694, 889514, 1391659, 1455388, 1735987, 1779028, 2783318, 3471974, 4892327, 5566636, 6943948, 9784654, 15308249, 19569308, 30616498, 43141429, 53815597, 61232996, 86282858, 107631194, 168390739, 172565716, 215262388, 336781478, 474555719, 673562956, 949111438, 1898222876, 5220112909, 10440225818, 20880451636]

約数ペア:

[(1, 20880451636), (2, 10440225818), (4, 5220112909), (11, 1898222876), (22, 949111438), (31, 673562956), (44, 474555719), (62, 336781478), (97, 215262388), (121, 172565716), (124, 168390739), (194, 107631194), (242, 86282858), (341, 61232996), (388, 53815597), (484, 43141429), (682, 30616498), (1067, 19569308), (1364, 15308249), (2134, 9784654), (3007, 6943948), (3751, 5566636), (4268, 4892327), (6014, 3471974), (7502, 2783318), (11737, 1779028), (12028, 1735987), (14347, 1455388), (15004, 1391659), (23474, 889514), (28694, 727694), (33077, 631268), (46948, 444757), (57388, 363847), (66154, 315634), (132308, 157817)]