20201477944

素因数分解:

$2^3\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{2309}}^1\times {\mathrm{2797}}^1$

素因数の和:5152

約数の個数: 64

約数和(自身を含む): 41882702400

約数和(自身を除く): 21681224456

約数列:

[1, 2, 4, 8, 17, 23, 34, 46, 68, 92, 136, 184, 391, 782, 1564, 2309, 2797, 3128, 4618, 5594, 9236, 11188, 18472, 22376, 39253, 47549, 53107, 64331, 78506, 95098, 106214, 128662, 157012, 190196, 212428, 257324, 314024, 380392, 424856, 514648, 902819, 1093627, 1805638, 2187254, 3611276, 4374508, 6458273, 7222552, 8749016, 12916546, 25833092, 51666184, 109790641, 148540279, 219581282, 297080558, 439162564, 594161116, 878325128, 1188322232, 2525184743, 5050369486, 10100738972, 20201477944]

約数ペア:

[(1, 20201477944), (2, 10100738972), (4, 5050369486), (8, 2525184743), (17, 1188322232), (23, 878325128), (34, 594161116), (46, 439162564), (68, 297080558), (92, 219581282), (136, 148540279), (184, 109790641), (391, 51666184), (782, 25833092), (1564, 12916546), (2309, 8749016), (2797, 7222552), (3128, 6458273), (4618, 4374508), (5594, 3611276), (9236, 2187254), (11188, 1805638), (18472, 1093627), (22376, 902819), (39253, 514648), (47549, 424856), (53107, 380392), (64331, 314024), (78506, 257324), (95098, 212428), (106214, 190196), (128662, 157012)]