20171728041

素因数分解:

$3^1\times {\mathrm{29}}^1\times {\mathrm{47}}^1\times {\mathrm{433}}^1\times {\mathrm{11393}}^1$

素因数の和:11905

約数の個数: 32

約数和(自身を含む): 28483176960

約数和(自身を除く): 8311448919

約数列:

[1, 3, 29, 47, 87, 141, 433, 1299, 1363, 4089, 11393, 12557, 20351, 34179, 37671, 61053, 330397, 535471, 590179, 991191, 1606413, 1770537, 4933169, 14799507, 15528659, 46585977, 143061901, 231858943, 429185703, 695576829, 6723909347, 20171728041]

約数ペア:

[(1, 20171728041), (3, 6723909347), (29, 695576829), (47, 429185703), (87, 231858943), (141, 143061901), (433, 46585977), (1299, 15528659), (1363, 14799507), (4089, 4933169), (11393, 1770537), (12557, 1606413), (20351, 991191), (34179, 590179), (37671, 535471), (61053, 330397)]