20193396559

素因数分解:

$7^1\times {\mathrm{31}}^1\times {\mathrm{229}}^1\times {\mathrm{383}}^1\times {\mathrm{1061}}^1$

素因数の和:1711

約数の個数: 32

約数和(自身を含む): 24011735040

約数和(自身を除く): 3818338481

約数列:

[1, 7, 31, 217, 229, 383, 1061, 1603, 2681, 7099, 7427, 11873, 32891, 49693, 83111, 87707, 230237, 242969, 406363, 613949, 1700783, 2718917, 2844541, 7532039, 12597253, 19032419, 52724273, 88180771, 93057127, 651399889, 2884770937, 20193396559]

約数ペア:

[(1, 20193396559), (7, 2884770937), (31, 651399889), (217, 93057127), (229, 88180771), (383, 52724273), (1061, 19032419), (1603, 12597253), (2681, 7532039), (7099, 2844541), (7427, 2718917), (11873, 1700783), (32891, 613949), (49693, 406363), (83111, 242969), (87707, 230237)]