20253272

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{149}}^1\times {\mathrm{1307}}^1$

素因数の和:1475

約数の個数: 32

約数和(自身を含む): 41202000

約数和(自身を除く): 20948728

約数列:

[1, 2, 4, 8, 13, 26, 52, 104, 149, 298, 596, 1192, 1307, 1937, 2614, 3874, 5228, 7748, 10456, 15496, 16991, 33982, 67964, 135928, 194743, 389486, 778972, 1557944, 2531659, 5063318, 10126636, 20253272]

約数ペア:

[(1, 20253272), (2, 10126636), (4, 5063318), (8, 2531659), (13, 1557944), (26, 778972), (52, 389486), (104, 194743), (149, 135928), (298, 67964), (596, 33982), (1192, 16991), (1307, 15496), (1937, 10456), (2614, 7748), (3874, 5228)]