20169876064

素因数分解:

$2^5\times {\mathrm{13}}^1\times {\mathrm{1229}}^1\times {\mathrm{39451}}^1$

素因数の和:40703

約数の個数: 48

約数和(自身を含む): 42799896720

約数和(自身を除く): 22630020656

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 52, 104, 208, 416, 1229, 2458, 4916, 9832, 15977, 19664, 31954, 39328, 39451, 63908, 78902, 127816, 157804, 255632, 315608, 511264, 512863, 631216, 1025726, 1262432, 2051452, 4102904, 8205808, 16411616, 48485279, 96970558, 193941116, 387882232, 630308627, 775764464, 1260617254, 1551528928, 2521234508, 5042469016, 10084938032, 20169876064]

約数ペア:

[(1, 20169876064), (2, 10084938032), (4, 5042469016), (8, 2521234508), (13, 1551528928), (16, 1260617254), (26, 775764464), (32, 630308627), (52, 387882232), (104, 193941116), (208, 96970558), (416, 48485279), (1229, 16411616), (2458, 8205808), (4916, 4102904), (9832, 2051452), (15977, 1262432), (19664, 1025726), (31954, 631216), (39328, 512863), (39451, 511264), (63908, 315608), (78902, 255632), (127816, 157804)]