20173729667

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{349}}^1\times {\mathrm{15493}}^1$

素因数の和:15903

約数の個数: 32

約数和(自身を含む): 25509321600

約数和(自身を除く): 5335591933

約数列:

[1, 7, 13, 41, 91, 287, 349, 533, 2443, 3731, 4537, 14309, 15493, 31759, 100163, 108451, 186017, 201409, 635213, 1302119, 1409863, 4446491, 5407057, 8257769, 37849399, 57804383, 70291741, 221689337, 492042187, 1551825359, 2881961381, 20173729667]

約数ペア:

[(1, 20173729667), (7, 2881961381), (13, 1551825359), (41, 492042187), (91, 221689337), (287, 70291741), (349, 57804383), (533, 37849399), (2443, 8257769), (3731, 5407057), (4537, 4446491), (14309, 1409863), (15493, 1302119), (31759, 635213), (100163, 201409), (108451, 186017)]