18335850

素因数分解:

$2^1\times 3^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{9403}}^1$

素因数の和:9431

約数の個数: 48

約数和(自身を含む): 48976032

約数和(自身を除く): 30640182

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 25, 26, 30, 39, 50, 65, 75, 78, 130, 150, 195, 325, 390, 650, 975, 1950, 9403, 18806, 28209, 47015, 56418, 94030, 122239, 141045, 235075, 244478, 282090, 366717, 470150, 611195, 705225, 733434, 1222390, 1410450, 1833585, 3055975, 3667170, 6111950, 9167925, 18335850]

約数ペア:

[(1, 18335850), (2, 9167925), (3, 6111950), (5, 3667170), (6, 3055975), (10, 1833585), (13, 1410450), (15, 1222390), (25, 733434), (26, 705225), (30, 611195), (39, 470150), (50, 366717), (65, 282090), (75, 244478), (78, 235075), (130, 141045), (150, 122239), (195, 94030), (325, 56418), (390, 47015), (650, 28209), (975, 18806), (1950, 9403)]