20160921170

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{6742783}}^1$

素因数の和:6742826

約数の個数: 32

約数和(自身を含む): 40780357632

約数和(自身を除く): 20619436462

約数列:

[1, 2, 5, 10, 13, 23, 26, 46, 65, 115, 130, 230, 299, 598, 1495, 2990, 6742783, 13485566, 33713915, 67427830, 87656179, 155084009, 175312358, 310168018, 438280895, 775420045, 876561790, 1550840090, 2016092117, 4032184234, 10080460585, 20160921170]

約数ペア:

[(1, 20160921170), (2, 10080460585), (5, 4032184234), (10, 2016092117), (13, 1550840090), (23, 876561790), (26, 775420045), (46, 438280895), (65, 310168018), (115, 175312358), (130, 155084009), (230, 87656179), (299, 67427830), (598, 33713915), (1495, 13485566), (2990, 6742783)]