18134440

素因数分解:

$2^3\times 5^1\times {\mathrm{37}}^1\times {\mathrm{12253}}^1$

素因数の和:12301

約数の個数: 32

約数和(自身を含む): 41908680

約数和(自身を除く): 23774240

約数列:

[1, 2, 4, 5, 8, 10, 20, 37, 40, 74, 148, 185, 296, 370, 740, 1480, 12253, 24506, 49012, 61265, 98024, 122530, 245060, 453361, 490120, 906722, 1813444, 2266805, 3626888, 4533610, 9067220, 18134440]

約数ペア:

[(1, 18134440), (2, 9067220), (4, 4533610), (5, 3626888), (8, 2266805), (10, 1813444), (20, 906722), (37, 490120), (40, 453361), (74, 245060), (148, 122530), (185, 98024), (296, 61265), (370, 49012), (740, 24506), (1480, 12253)]