20121557782

素因数分解:

$2^1\times {\mathrm{17}}^1\times {\mathrm{37}}^1\times {\mathrm{41}}^1\times {\mathrm{390119}}^1$

素因数の和:390216

約数の個数: 32

約数和(自身を含む): 33622102080

約数和(自身を除く): 13500544298

約数列:

[1, 2, 17, 34, 37, 41, 74, 82, 629, 697, 1258, 1394, 1517, 3034, 25789, 51578, 390119, 780238, 6632023, 13264046, 14434403, 15994879, 28868806, 31989758, 245384851, 271912943, 490769702, 543825886, 591810523, 1183621046, 10060778891, 20121557782]

約数ペア:

[(1, 20121557782), (2, 10060778891), (17, 1183621046), (34, 591810523), (37, 543825886), (41, 490769702), (74, 271912943), (82, 245384851), (629, 31989758), (697, 28868806), (1258, 15994879), (1394, 14434403), (1517, 13264046), (3034, 6632023), (25789, 780238), (51578, 390119)]