20651138235

素因数分解:

$3^2\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{173897}}^1$

素因数の和:173957

約数の個数: 96

約数和(自身を含む): 45575187840

約数和(自身を除く): 24924049605

約数列:

[1, 3, 5, 7, 9, 13, 15, 21, 29, 35, 39, 45, 63, 65, 87, 91, 105, 117, 145, 195, 203, 261, 273, 315, 377, 435, 455, 585, 609, 819, 1015, 1131, 1305, 1365, 1827, 1885, 2639, 3045, 3393, 4095, 5655, 7917, 9135, 13195, 16965, 23751, 39585, 118755, 173897, 521691, 869485, 1217279, 1565073, 2260661, 2608455, 3651837, 5043013, 6086395, 6781983, 7825365, 10955511, 11303305, 15129039, 15824627, 18259185, 20345949, 25215065, 33909915, 35301091, 45387117, 47473881, 54777555, 65559169, 75645195, 79123135, 101729745, 105903273, 142421643, 176505455, 196677507, 226935585, 237369405, 317709819, 327795845, 458914183, 529516365, 590032521, 712108215, 983387535, 1376742549, 1588549095, 2294570915, 2950162605, 4130227647, 6883712745, 20651138235]

約数ペア:

[(1, 20651138235), (3, 6883712745), (5, 4130227647), (7, 2950162605), (9, 2294570915), (13, 1588549095), (15, 1376742549), (21, 983387535), (29, 712108215), (35, 590032521), (39, 529516365), (45, 458914183), (63, 327795845), (65, 317709819), (87, 237369405), (91, 226935585), (105, 196677507), (117, 176505455), (145, 142421643), (195, 105903273), (203, 101729745), (261, 79123135), (273, 75645195), (315, 65559169), (377, 54777555), (435, 47473881), (455, 45387117), (585, 35301091), (609, 33909915), (819, 25215065), (1015, 20345949), (1131, 18259185), (1305, 15824627), (1365, 15129039), (1827, 11303305), (1885, 10955511), (2639, 7825365), (3045, 6781983), (3393, 6086395), (4095, 5043013), (5655, 3651837), (7917, 2608455), (9135, 2260661), (13195, 1565073), (16965, 1217279), (23751, 869485), (39585, 521691), (118755, 173897)]