20361396

素因数分解:

$2^2\times 3^1\times {\mathrm{11}}^2\times {\mathrm{37}}^1\times {\mathrm{379}}^1$

素因数の和:445

約数の個数: 72

約数和(自身を含む): 53774560

約数和(自身を除く): 33413164

約数列:

[1, 2, 3, 4, 6, 11, 12, 22, 33, 37, 44, 66, 74, 111, 121, 132, 148, 222, 242, 363, 379, 407, 444, 484, 726, 758, 814, 1137, 1221, 1452, 1516, 1628, 2274, 2442, 4169, 4477, 4548, 4884, 8338, 8954, 12507, 13431, 14023, 16676, 17908, 25014, 26862, 28046, 42069, 45859, 50028, 53724, 56092, 84138, 91718, 137577, 154253, 168276, 183436, 275154, 308506, 462759, 550308, 617012, 925518, 1696783, 1851036, 3393566, 5090349, 6787132, 10180698, 20361396]

約数ペア:

[(1, 20361396), (2, 10180698), (3, 6787132), (4, 5090349), (6, 3393566), (11, 1851036), (12, 1696783), (22, 925518), (33, 617012), (37, 550308), (44, 462759), (66, 308506), (74, 275154), (111, 183436), (121, 168276), (132, 154253), (148, 137577), (222, 91718), (242, 84138), (363, 56092), (379, 53724), (407, 50028), (444, 45859), (484, 42069), (726, 28046), (758, 26862), (814, 25014), (1137, 17908), (1221, 16676), (1452, 14023), (1516, 13431), (1628, 12507), (2274, 8954), (2442, 8338), (4169, 4884), (4477, 4548)]