20795145

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{73}}^1\times {\mathrm{2713}}^1$

素因数の和:2801

約数の個数: 32

約数和(自身を含む): 38560512

約数和(自身を除く): 17765367

約数列:

[1, 3, 5, 7, 15, 21, 35, 73, 105, 219, 365, 511, 1095, 1533, 2555, 2713, 7665, 8139, 13565, 18991, 40695, 56973, 94955, 198049, 284865, 594147, 990245, 1386343, 2970735, 4159029, 6931715, 20795145]

約数ペア:

[(1, 20795145), (3, 6931715), (5, 4159029), (7, 2970735), (15, 1386343), (21, 990245), (35, 594147), (73, 284865), (105, 198049), (219, 94955), (365, 56973), (511, 40695), (1095, 18991), (1533, 13565), (2555, 8139), (2713, 7665)]