19935510

素因数分解:

$2^1\times 3^1\times 5^1\times 7^1\times {\mathrm{59}}^1\times {\mathrm{1609}}^1$

素因数の和:1685

約数の個数: 64

約数和(自身を含む): 55641600

約数和(自身を除く): 35706090

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 21, 30, 35, 42, 59, 70, 105, 118, 177, 210, 295, 354, 413, 590, 826, 885, 1239, 1609, 1770, 2065, 2478, 3218, 4130, 4827, 6195, 8045, 9654, 11263, 12390, 16090, 22526, 24135, 33789, 48270, 56315, 67578, 94931, 112630, 168945, 189862, 284793, 337890, 474655, 569586, 664517, 949310, 1329034, 1423965, 1993551, 2847930, 3322585, 3987102, 6645170, 9967755, 19935510]

約数ペア:

[(1, 19935510), (2, 9967755), (3, 6645170), (5, 3987102), (6, 3322585), (7, 2847930), (10, 1993551), (14, 1423965), (15, 1329034), (21, 949310), (30, 664517), (35, 569586), (42, 474655), (59, 337890), (70, 284793), (105, 189862), (118, 168945), (177, 112630), (210, 94931), (295, 67578), (354, 56315), (413, 48270), (590, 33789), (826, 24135), (885, 22526), (1239, 16090), (1609, 12390), (1770, 11263), (2065, 9654), (2478, 8045), (3218, 6195), (4130, 4827)]