19830700

素因数分解:

$2^2\times 5^2\times {\mathrm{31}}^1\times {\mathrm{6397}}^1$

素因数の和:6442

約数の個数: 36

約数和(自身を含む): 44427712

約数和(自身を除く): 24597012

約数列:

[1, 2, 4, 5, 10, 20, 25, 31, 50, 62, 100, 124, 155, 310, 620, 775, 1550, 3100, 6397, 12794, 25588, 31985, 63970, 127940, 159925, 198307, 319850, 396614, 639700, 793228, 991535, 1983070, 3966140, 4957675, 9915350, 19830700]

約数ペア:

[(1, 19830700), (2, 9915350), (4, 4957675), (5, 3966140), (10, 1983070), (20, 991535), (25, 793228), (31, 639700), (50, 396614), (62, 319850), (100, 198307), (124, 159925), (155, 127940), (310, 63970), (620, 31985), (775, 25588), (1550, 12794), (3100, 6397)]