18596980

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{83}}^1\times {\mathrm{659}}^1$

素因数の和:768

約数の個数: 48

約数和(自身を含む): 41912640

約数和(自身を除く): 23315660

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 83, 85, 166, 170, 332, 340, 415, 659, 830, 1318, 1411, 1660, 2636, 2822, 3295, 5644, 6590, 7055, 11203, 13180, 14110, 22406, 28220, 44812, 54697, 56015, 109394, 112030, 218788, 224060, 273485, 546970, 929849, 1093940, 1859698, 3719396, 4649245, 9298490, 18596980]

約数ペア:

[(1, 18596980), (2, 9298490), (4, 4649245), (5, 3719396), (10, 1859698), (17, 1093940), (20, 929849), (34, 546970), (68, 273485), (83, 224060), (85, 218788), (166, 112030), (170, 109394), (332, 56015), (340, 54697), (415, 44812), (659, 28220), (830, 22406), (1318, 14110), (1411, 13180), (1660, 11203), (2636, 7055), (2822, 6590), (3295, 5644)]