17980493744

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{379}}^1\times {\mathrm{156059}}^1$

素因数の和:156465

約数の個数: 40

約数和(自身を含む): 36767736000

約数和(自身を除く): 18787242256

約数列:

[1, 2, 4, 8, 16, 19, 38, 76, 152, 304, 379, 758, 1516, 3032, 6064, 7201, 14402, 28804, 57608, 115216, 156059, 312118, 624236, 1248472, 2496944, 2965121, 5930242, 11860484, 23720968, 47441936, 59146361, 118292722, 236585444, 473170888, 946341776, 1123780859, 2247561718, 4495123436, 8990246872, 17980493744]

約数ペア:

[(1, 17980493744), (2, 8990246872), (4, 4495123436), (8, 2247561718), (16, 1123780859), (19, 946341776), (38, 473170888), (76, 236585444), (152, 118292722), (304, 59146361), (379, 47441936), (758, 23720968), (1516, 11860484), (3032, 5930242), (6064, 2965121), (7201, 2496944), (14402, 1248472), (28804, 624236), (57608, 312118), (115216, 156059)]