20135606421

素因数分解:

$3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{569}}^1\times {\mathrm{2861}}^1$

素因数の和:3490

約数の個数: 64

約数和(自身を含む): 33409843200

約数和(自身を除く): 13274236779

約数列:

[1, 3, 7, 19, 21, 31, 57, 93, 133, 217, 399, 569, 589, 651, 1707, 1767, 2861, 3983, 4123, 8583, 10811, 11949, 12369, 17639, 20027, 32433, 52917, 54359, 60081, 75677, 88691, 123473, 163077, 227031, 266073, 335141, 370419, 380513, 620837, 1005423, 1141539, 1627909, 1685129, 1862511, 2345987, 4883727, 5055387, 7037961, 11395363, 11795903, 30930271, 34186089, 35387709, 50465179, 92790813, 151395537, 216511897, 353256253, 649535691, 958838401, 1059768759, 2876515203, 6711868807, 20135606421]

約数ペア:

[(1, 20135606421), (3, 6711868807), (7, 2876515203), (19, 1059768759), (21, 958838401), (31, 649535691), (57, 353256253), (93, 216511897), (133, 151395537), (217, 92790813), (399, 50465179), (569, 35387709), (589, 34186089), (651, 30930271), (1707, 11795903), (1767, 11395363), (2861, 7037961), (3983, 5055387), (4123, 4883727), (8583, 2345987), (10811, 1862511), (11949, 1685129), (12369, 1627909), (17639, 1141539), (20027, 1005423), (32433, 620837), (52917, 380513), (54359, 370419), (60081, 335141), (75677, 266073), (88691, 227031), (123473, 163077)]