20636461196

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{157}}^1\times {\mathrm{1571}}^1\times {\mathrm{1609}}^1$

素因数の和:3354

約数の個数: 48

約数和(自身を含む): 39188765280

約数和(自身を除く): 18552304084

約数列:

[1, 2, 4, 13, 26, 52, 157, 314, 628, 1571, 1609, 2041, 3142, 3218, 4082, 6284, 6436, 8164, 20423, 20917, 40846, 41834, 81692, 83668, 246647, 252613, 493294, 505226, 986588, 1010452, 2527739, 3206411, 3283969, 5055478, 6412822, 6567938, 10110956, 12825644, 13135876, 32860607, 65721214, 131442428, 396855023, 793710046, 1587420092, 5159115299, 10318230598, 20636461196]

約数ペア:

[(1, 20636461196), (2, 10318230598), (4, 5159115299), (13, 1587420092), (26, 793710046), (52, 396855023), (157, 131442428), (314, 65721214), (628, 32860607), (1571, 13135876), (1609, 12825644), (2041, 10110956), (3142, 6567938), (3218, 6412822), (4082, 5055478), (6284, 3283969), (6436, 3206411), (8164, 2527739), (20423, 1010452), (20917, 986588), (40846, 505226), (41834, 493294), (81692, 252613), (83668, 246647)]