20051046

素因数分解:

$2^1\times 3^2\times {\mathrm{47}}^1\times {\mathrm{137}}^1\times {\mathrm{173}}^1$

素因数の和:365

約数の個数: 48

約数和(自身を含む): 44950464

約数和(自身を除く): 24899418

約数列:

[1, 2, 3, 6, 9, 18, 47, 94, 137, 141, 173, 274, 282, 346, 411, 423, 519, 822, 846, 1038, 1233, 1557, 2466, 3114, 6439, 8131, 12878, 16262, 19317, 23701, 24393, 38634, 47402, 48786, 57951, 71103, 73179, 115902, 142206, 146358, 213309, 426618, 1113947, 2227894, 3341841, 6683682, 10025523, 20051046]

約数ペア:

[(1, 20051046), (2, 10025523), (3, 6683682), (6, 3341841), (9, 2227894), (18, 1113947), (47, 426618), (94, 213309), (137, 146358), (141, 142206), (173, 115902), (274, 73179), (282, 71103), (346, 57951), (411, 48786), (423, 47402), (519, 38634), (822, 24393), (846, 23701), (1038, 19317), (1233, 16262), (1557, 12878), (2466, 8131), (3114, 6439)]