20678472

素因数分解:

$2^3\times 3^2\times {\mathrm{23}}^1\times {\mathrm{12487}}^1$

素因数の和:12522

約数の個数: 48

約数和(自身を含む): 58443840

約数和(自身を除く): 37765368

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 23, 24, 36, 46, 69, 72, 92, 138, 184, 207, 276, 414, 552, 828, 1656, 12487, 24974, 37461, 49948, 74922, 99896, 112383, 149844, 224766, 287201, 299688, 449532, 574402, 861603, 899064, 1148804, 1723206, 2297608, 2584809, 3446412, 5169618, 6892824, 10339236, 20678472]

約数ペア:

[(1, 20678472), (2, 10339236), (3, 6892824), (4, 5169618), (6, 3446412), (8, 2584809), (9, 2297608), (12, 1723206), (18, 1148804), (23, 899064), (24, 861603), (36, 574402), (46, 449532), (69, 299688), (72, 287201), (92, 224766), (138, 149844), (184, 112383), (207, 99896), (276, 74922), (414, 49948), (552, 37461), (828, 24974), (1656, 12487)]