20607910

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{241}}^1\times {\mathrm{503}}^1$

素因数の和:768

約数の個数: 32

約数和(自身を含む): 39517632

約数和(自身を除く): 18909722

約数列:

[1, 2, 5, 10, 17, 34, 85, 170, 241, 482, 503, 1006, 1205, 2410, 2515, 4097, 5030, 8194, 8551, 17102, 20485, 40970, 42755, 85510, 121223, 242446, 606115, 1212230, 2060791, 4121582, 10303955, 20607910]

約数ペア:

[(1, 20607910), (2, 10303955), (5, 4121582), (10, 2060791), (17, 1212230), (34, 606115), (85, 242446), (170, 121223), (241, 85510), (482, 42755), (503, 40970), (1006, 20485), (1205, 17102), (2410, 8551), (2515, 8194), (4097, 5030)]