20187870092

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{137}}^1\times {\mathrm{379}}^1\times {\mathrm{7477}}^1$

素因数の和:8010

約数の個数: 48

約数和(自身を含む): 38430339360

約数和(自身を除く): 18242469268

約数列:

[1, 2, 4, 13, 26, 52, 137, 274, 379, 548, 758, 1516, 1781, 3562, 4927, 7124, 7477, 9854, 14954, 19708, 29908, 51923, 97201, 103846, 194402, 207692, 388804, 674999, 1024349, 1349998, 2048698, 2699996, 2833783, 4097396, 5667566, 11335132, 13316537, 26633074, 36839179, 53266148, 73678358, 147356716, 388228271, 776456542, 1552913084, 5046967523, 10093935046, 20187870092]

約数ペア:

[(1, 20187870092), (2, 10093935046), (4, 5046967523), (13, 1552913084), (26, 776456542), (52, 388228271), (137, 147356716), (274, 73678358), (379, 53266148), (548, 36839179), (758, 26633074), (1516, 13316537), (1781, 11335132), (3562, 5667566), (4927, 4097396), (7124, 2833783), (7477, 2699996), (9854, 2048698), (14954, 1349998), (19708, 1024349), (29908, 674999), (51923, 388804), (97201, 207692), (103846, 194402)]