20126097215

素因数分解:

$5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{113}}^1\times {\mathrm{221251}}^1$

素因数の和:221399

約数の個数: 32

約数和(自身を含む): 29056582656

約数和(自身を除く): 8930485441

約数列:

[1, 5, 7, 23, 35, 113, 115, 161, 565, 791, 805, 2599, 3955, 12995, 18193, 90965, 221251, 1106255, 1548757, 5088773, 7743785, 25001363, 25443865, 35621411, 125006815, 175009541, 178107055, 575031349, 875047705, 2875156745, 4025219443, 20126097215]

約数ペア:

[(1, 20126097215), (5, 4025219443), (7, 2875156745), (23, 875047705), (35, 575031349), (113, 178107055), (115, 175009541), (161, 125006815), (565, 35621411), (791, 25443865), (805, 25001363), (2599, 7743785), (3955, 5088773), (12995, 1548757), (18193, 1106255), (90965, 221251)]