2019929704715

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{1187}}^1\times {\mathrm{1540009}}^1$

素因数の和:1541231

約数の個数: 32

約数和(自身を含む): 2766252202560

約数和(自身を除く): 746322497845

約数列:

[1, 5, 13, 17, 65, 85, 221, 1105, 1187, 5935, 15431, 20179, 77155, 100895, 262327, 1311635, 1540009, 7700045, 20020117, 26180153, 100100585, 130900765, 340341989, 1701709945, 1827990683, 9139953415, 23763878879, 31075841611, 118819394395, 155379208055, 403985940943, 2019929704715]

約数ペア:

[(1, 2019929704715), (5, 403985940943), (13, 155379208055), (17, 118819394395), (65, 31075841611), (85, 23763878879), (221, 9139953415), (1105, 1827990683), (1187, 1701709945), (5935, 340341989), (15431, 130900765), (20179, 100100585), (77155, 26180153), (100895, 20020117), (262327, 7700045), (1311635, 1540009)]