18239050

素因数分解:

$2^1\times 5^2\times {\mathrm{19}}^1\times {\mathrm{73}}^1\times {\mathrm{263}}^1$

素因数の和:367

約数の個数: 48

約数和(自身を含む): 36336960

約数和(自身を除く): 18097910

約数列:

[1, 2, 5, 10, 19, 25, 38, 50, 73, 95, 146, 190, 263, 365, 475, 526, 730, 950, 1315, 1387, 1825, 2630, 2774, 3650, 4997, 6575, 6935, 9994, 13150, 13870, 19199, 24985, 34675, 38398, 49970, 69350, 95995, 124925, 191990, 249850, 364781, 479975, 729562, 959950, 1823905, 3647810, 9119525, 18239050]

約数ペア:

[(1, 18239050), (2, 9119525), (5, 3647810), (10, 1823905), (19, 959950), (25, 729562), (38, 479975), (50, 364781), (73, 249850), (95, 191990), (146, 124925), (190, 95995), (263, 69350), (365, 49970), (475, 38398), (526, 34675), (730, 24985), (950, 19199), (1315, 13870), (1387, 13150), (1825, 9994), (2630, 6935), (2774, 6575), (3650, 4997)]