18643710

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{20047}}^1$

素因数の和:20088

約数の個数: 32

約数和(自身を含む): 46190592

約数和(自身を除く): 27546882

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 31, 62, 93, 155, 186, 310, 465, 930, 20047, 40094, 60141, 100235, 120282, 200470, 300705, 601410, 621457, 1242914, 1864371, 3107285, 3728742, 6214570, 9321855, 18643710]

約数ペア:

[(1, 18643710), (2, 9321855), (3, 6214570), (5, 3728742), (6, 3107285), (10, 1864371), (15, 1242914), (30, 621457), (31, 601410), (62, 300705), (93, 200470), (155, 120282), (186, 100235), (310, 60141), (465, 40094), (930, 20047)]