18081370

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{47}}^1\times {\mathrm{73}}^1$

素因数の和:175

約数の個数: 64

約数和(自身を含む): 36827136

約数和(自身を除く): 18745766

約数列:

[1, 2, 5, 10, 17, 31, 34, 47, 62, 73, 85, 94, 146, 155, 170, 235, 310, 365, 470, 527, 730, 799, 1054, 1241, 1457, 1598, 2263, 2482, 2635, 2914, 3431, 3995, 4526, 5270, 6205, 6862, 7285, 7990, 11315, 12410, 14570, 17155, 22630, 24769, 34310, 38471, 49538, 58327, 76942, 106361, 116654, 123845, 192355, 212722, 247690, 291635, 384710, 531805, 583270, 1063610, 1808137, 3616274, 9040685, 18081370]

約数ペア:

[(1, 18081370), (2, 9040685), (5, 3616274), (10, 1808137), (17, 1063610), (31, 583270), (34, 531805), (47, 384710), (62, 291635), (73, 247690), (85, 212722), (94, 192355), (146, 123845), (155, 116654), (170, 106361), (235, 76942), (310, 58327), (365, 49538), (470, 38471), (527, 34310), (730, 24769), (799, 22630), (1054, 17155), (1241, 14570), (1457, 12410), (1598, 11315), (2263, 7990), (2482, 7285), (2635, 6862), (2914, 6205), (3431, 5270), (3995, 4526)]