20109731292

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{71}}^1\times {\mathrm{1123951}}^1$

素因数の和:1124039

約数の個数: 72

約数和(自身を含む): 58913068032

約数和(自身を除く): 38803336740

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 36, 42, 63, 71, 84, 126, 142, 213, 252, 284, 426, 497, 639, 852, 994, 1278, 1491, 1988, 2556, 2982, 4473, 5964, 8946, 17892, 1123951, 2247902, 3371853, 4495804, 6743706, 7867657, 10115559, 13487412, 15735314, 20231118, 23602971, 31470628, 40462236, 47205942, 70808913, 79800521, 94411884, 141617826, 159601042, 239401563, 283235652, 319202084, 478803126, 558603647, 718204689, 957606252, 1117207294, 1436409378, 1675810941, 2234414588, 2872818756, 3351621882, 5027432823, 6703243764, 10054865646, 20109731292]

約数ペア:

[(1, 20109731292), (2, 10054865646), (3, 6703243764), (4, 5027432823), (6, 3351621882), (7, 2872818756), (9, 2234414588), (12, 1675810941), (14, 1436409378), (18, 1117207294), (21, 957606252), (28, 718204689), (36, 558603647), (42, 478803126), (63, 319202084), (71, 283235652), (84, 239401563), (126, 159601042), (142, 141617826), (213, 94411884), (252, 79800521), (284, 70808913), (426, 47205942), (497, 40462236), (639, 31470628), (852, 23602971), (994, 20231118), (1278, 15735314), (1491, 13487412), (1988, 10115559), (2556, 7867657), (2982, 6743706), (4473, 4495804), (5964, 3371853), (8946, 2247902), (17892, 1123951)]