20215896

素因数分解:

$2^3\times 3^1\times {\mathrm{23}}^1\times {\mathrm{53}}^1\times {\mathrm{691}}^1$

素因数の和:776

約数の個数: 64

約数和(自身を含む): 53809920

約数和(自身を除く): 33594024

約数列:

[1, 2, 3, 4, 6, 8, 12, 23, 24, 46, 53, 69, 92, 106, 138, 159, 184, 212, 276, 318, 424, 552, 636, 691, 1219, 1272, 1382, 2073, 2438, 2764, 3657, 4146, 4876, 5528, 7314, 8292, 9752, 14628, 15893, 16584, 29256, 31786, 36623, 47679, 63572, 73246, 95358, 109869, 127144, 146492, 190716, 219738, 292984, 381432, 439476, 842329, 878952, 1684658, 2526987, 3369316, 5053974, 6738632, 10107948, 20215896]

約数ペア:

[(1, 20215896), (2, 10107948), (3, 6738632), (4, 5053974), (6, 3369316), (8, 2526987), (12, 1684658), (23, 878952), (24, 842329), (46, 439476), (53, 381432), (69, 292984), (92, 219738), (106, 190716), (138, 146492), (159, 127144), (184, 109869), (212, 95358), (276, 73246), (318, 63572), (424, 47679), (552, 36623), (636, 31786), (691, 29256), (1219, 16584), (1272, 15893), (1382, 14628), (2073, 9752), (2438, 8292), (2764, 7314), (3657, 5528), (4146, 4876)]