20081454

素因数分解:

$2^1\times 3^1\times {\mathrm{17}}^2\times {\mathrm{37}}^1\times {\mathrm{313}}^1$

素因数の和:389

約数の個数: 48

約数和(自身を含む): 43957488

約数和(自身を除く): 23876034

約数列:

[1, 2, 3, 6, 17, 34, 37, 51, 74, 102, 111, 222, 289, 313, 578, 626, 629, 867, 939, 1258, 1734, 1878, 1887, 3774, 5321, 10642, 10693, 11581, 15963, 21386, 23162, 31926, 32079, 34743, 64158, 69486, 90457, 180914, 196877, 271371, 393754, 542742, 590631, 1181262, 3346909, 6693818, 10040727, 20081454]

約数ペア:

[(1, 20081454), (2, 10040727), (3, 6693818), (6, 3346909), (17, 1181262), (34, 590631), (37, 542742), (51, 393754), (74, 271371), (102, 196877), (111, 180914), (222, 90457), (289, 69486), (313, 64158), (578, 34743), (626, 32079), (629, 31926), (867, 23162), (939, 21386), (1258, 15963), (1734, 11581), (1878, 10693), (1887, 10642), (3774, 5321)]