20153249930

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{617}}^1\times {\mathrm{17467}}^1$

素因数の和:18119

約数の個数: 64

約数和(自身を含む): 41971830912

約数和(自身を除く): 21818580982

約数列:

[1, 2, 5, 10, 11, 17, 22, 34, 55, 85, 110, 170, 187, 374, 617, 935, 1234, 1870, 3085, 6170, 6787, 10489, 13574, 17467, 20978, 33935, 34934, 52445, 67870, 87335, 104890, 115379, 174670, 192137, 230758, 296939, 384274, 576895, 593878, 960685, 1153790, 1484695, 1921370, 2969390, 3266329, 6532658, 10777139, 16331645, 21554278, 32663290, 53885695, 107771390, 118548529, 183211363, 237097058, 366422726, 592742645, 916056815, 1185485290, 1832113630, 2015324993, 4030649986, 10076624965, 20153249930]

約数ペア:

[(1, 20153249930), (2, 10076624965), (5, 4030649986), (10, 2015324993), (11, 1832113630), (17, 1185485290), (22, 916056815), (34, 592742645), (55, 366422726), (85, 237097058), (110, 183211363), (170, 118548529), (187, 107771390), (374, 53885695), (617, 32663290), (935, 21554278), (1234, 16331645), (1870, 10777139), (3085, 6532658), (6170, 3266329), (6787, 2969390), (10489, 1921370), (13574, 1484695), (17467, 1153790), (20978, 960685), (33935, 593878), (34934, 576895), (52445, 384274), (67870, 296939), (87335, 230758), (104890, 192137), (115379, 174670)]