18105340

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{47}}^1\times {\mathrm{103}}^1$

素因数の和:187

約数の個数: 96

約数和(自身を含む): 45287424

約数和(自身を除く): 27182084

約数列:

[1, 2, 4, 5, 10, 11, 17, 20, 22, 34, 44, 47, 55, 68, 85, 94, 103, 110, 170, 187, 188, 206, 220, 235, 340, 374, 412, 470, 515, 517, 748, 799, 935, 940, 1030, 1034, 1133, 1598, 1751, 1870, 2060, 2068, 2266, 2585, 3196, 3502, 3740, 3995, 4532, 4841, 5170, 5665, 7004, 7990, 8755, 8789, 9682, 10340, 11330, 15980, 17510, 17578, 19261, 19364, 22660, 24205, 35020, 35156, 38522, 43945, 48410, 53251, 77044, 82297, 87890, 96305, 96820, 106502, 164594, 175780, 192610, 213004, 266255, 329188, 385220, 411485, 532510, 822970, 905267, 1065020, 1645940, 1810534, 3621068, 4526335, 9052670, 18105340]

約数ペア:

[(1, 18105340), (2, 9052670), (4, 4526335), (5, 3621068), (10, 1810534), (11, 1645940), (17, 1065020), (20, 905267), (22, 822970), (34, 532510), (44, 411485), (47, 385220), (55, 329188), (68, 266255), (85, 213004), (94, 192610), (103, 175780), (110, 164594), (170, 106502), (187, 96820), (188, 96305), (206, 87890), (220, 82297), (235, 77044), (340, 53251), (374, 48410), (412, 43945), (470, 38522), (515, 35156), (517, 35020), (748, 24205), (799, 22660), (935, 19364), (940, 19261), (1030, 17578), (1034, 17510), (1133, 15980), (1598, 11330), (1751, 10340), (1870, 9682), (2060, 8789), (2068, 8755), (2266, 7990), (2585, 7004), (3196, 5665), (3502, 5170), (3740, 4841), (3995, 4532)]