20108016

素因数分解:

$2^4\times 3^2\times {\mathrm{311}}^1\times {\mathrm{449}}^1$

素因数の和:774

約数の個数: 60

約数和(自身を含む): 56581200

約数和(自身を除く): 36473184

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 36, 48, 72, 144, 311, 449, 622, 898, 933, 1244, 1347, 1796, 1866, 2488, 2694, 2799, 3592, 3732, 4041, 4976, 5388, 5598, 7184, 7464, 8082, 10776, 11196, 14928, 16164, 21552, 22392, 32328, 44784, 64656, 139639, 279278, 418917, 558556, 837834, 1117112, 1256751, 1675668, 2234224, 2513502, 3351336, 5027004, 6702672, 10054008, 20108016]

約数ペア:

[(1, 20108016), (2, 10054008), (3, 6702672), (4, 5027004), (6, 3351336), (8, 2513502), (9, 2234224), (12, 1675668), (16, 1256751), (18, 1117112), (24, 837834), (36, 558556), (48, 418917), (72, 279278), (144, 139639), (311, 64656), (449, 44784), (622, 32328), (898, 22392), (933, 21552), (1244, 16164), (1347, 14928), (1796, 11196), (1866, 10776), (2488, 8082), (2694, 7464), (2799, 7184), (3592, 5598), (3732, 5388), (4041, 4976)]