20212777714

素因数分解:

$2^1\times {\mathrm{19}}^2\times {\mathrm{43}}^1\times {\mathrm{739}}^1\times {\mathrm{881}}^1$

素因数の和:1703

約数の個数: 48

約数和(自身を含む): 32824582560

約数和(自身を除く): 12611804846

約数列:

[1, 2, 19, 38, 43, 86, 361, 722, 739, 817, 881, 1478, 1634, 1762, 14041, 15523, 16739, 28082, 31046, 31777, 33478, 37883, 63554, 75766, 266779, 318041, 533558, 603763, 636082, 651059, 719777, 1207526, 1302118, 1439554, 11471497, 12370121, 13675763, 22942994, 24740242, 27351526, 27995537, 55991074, 235032299, 470064598, 531915203, 1063830406, 10106388857, 20212777714]

約数ペア:

[(1, 20212777714), (2, 10106388857), (19, 1063830406), (38, 531915203), (43, 470064598), (86, 235032299), (361, 55991074), (722, 27995537), (739, 27351526), (817, 24740242), (881, 22942994), (1478, 13675763), (1634, 12370121), (1762, 11471497), (14041, 1439554), (15523, 1302118), (16739, 1207526), (28082, 719777), (31046, 651059), (31777, 636082), (33478, 603763), (37883, 533558), (63554, 318041), (75766, 266779)]