19510452

素因数分解:

$2^2\times 3^2\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{887}}^1$

素因数の和:957

約数の個数: 72

約数和(自身を含む): 54302976

約数和(自身を除く): 34792524

約数列:

[1, 2, 3, 4, 6, 9, 12, 13, 18, 26, 36, 39, 47, 52, 78, 94, 117, 141, 156, 188, 234, 282, 423, 468, 564, 611, 846, 887, 1222, 1692, 1774, 1833, 2444, 2661, 3548, 3666, 5322, 5499, 7332, 7983, 10644, 10998, 11531, 15966, 21996, 23062, 31932, 34593, 41689, 46124, 69186, 83378, 103779, 125067, 138372, 166756, 207558, 250134, 375201, 415116, 500268, 541957, 750402, 1083914, 1500804, 1625871, 2167828, 3251742, 4877613, 6503484, 9755226, 19510452]

約数ペア:

[(1, 19510452), (2, 9755226), (3, 6503484), (4, 4877613), (6, 3251742), (9, 2167828), (12, 1625871), (13, 1500804), (18, 1083914), (26, 750402), (36, 541957), (39, 500268), (47, 415116), (52, 375201), (78, 250134), (94, 207558), (117, 166756), (141, 138372), (156, 125067), (188, 103779), (234, 83378), (282, 69186), (423, 46124), (468, 41689), (564, 34593), (611, 31932), (846, 23062), (887, 21996), (1222, 15966), (1692, 11531), (1774, 10998), (1833, 10644), (2444, 7983), (2661, 7332), (3548, 5499), (3666, 5322)]