17872428

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{263}}^1\times {\mathrm{809}}^1$

素因数の和:1086

約数の個数: 48

約数和(自身を含む): 47900160

約数和(自身を除く): 30027732

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 84, 263, 526, 789, 809, 1052, 1578, 1618, 1841, 2427, 3156, 3236, 3682, 4854, 5523, 5663, 7364, 9708, 11046, 11326, 16989, 22092, 22652, 33978, 67956, 212767, 425534, 638301, 851068, 1276602, 1489369, 2553204, 2978738, 4468107, 5957476, 8936214, 17872428]

約数ペア:

[(1, 17872428), (2, 8936214), (3, 5957476), (4, 4468107), (6, 2978738), (7, 2553204), (12, 1489369), (14, 1276602), (21, 851068), (28, 638301), (42, 425534), (84, 212767), (263, 67956), (526, 33978), (789, 22652), (809, 22092), (1052, 16989), (1578, 11326), (1618, 11046), (1841, 9708), (2427, 7364), (3156, 5663), (3236, 5523), (3682, 4854)]