18718002

素因数分解:

$2^1\times 3^2\times {\mathrm{19}}^1\times {\mathrm{229}}^1\times {\mathrm{239}}^1$

素因数の和:495

約数の個数: 48

約数和(自身を含む): 43056000

約数和(自身を除く): 24337998

約数列:

[1, 2, 3, 6, 9, 18, 19, 38, 57, 114, 171, 229, 239, 342, 458, 478, 687, 717, 1374, 1434, 2061, 2151, 4122, 4302, 4351, 4541, 8702, 9082, 13053, 13623, 26106, 27246, 39159, 40869, 54731, 78318, 81738, 109462, 164193, 328386, 492579, 985158, 1039889, 2079778, 3119667, 6239334, 9359001, 18718002]

約数ペア:

[(1, 18718002), (2, 9359001), (3, 6239334), (6, 3119667), (9, 2079778), (18, 1039889), (19, 985158), (38, 492579), (57, 328386), (114, 164193), (171, 109462), (229, 81738), (239, 78318), (342, 54731), (458, 40869), (478, 39159), (687, 27246), (717, 26106), (1374, 13623), (1434, 13053), (2061, 9082), (2151, 8702), (4122, 4541), (4302, 4351)]