20238498

素因数分解:

$2^1\times 3^7\times 7^1\times {\mathrm{661}}^1$

素因数の和:691

約数の個数: 64

約数和(自身を含む): 52112640

約数和(自身を除く): 31874142

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 27, 42, 54, 63, 81, 126, 162, 189, 243, 378, 486, 567, 661, 729, 1134, 1322, 1458, 1701, 1983, 2187, 3402, 3966, 4374, 4627, 5103, 5949, 9254, 10206, 11898, 13881, 15309, 17847, 27762, 30618, 35694, 41643, 53541, 83286, 107082, 124929, 160623, 249858, 321246, 374787, 481869, 749574, 963738, 1124361, 1445607, 2248722, 2891214, 3373083, 6746166, 10119249, 20238498]

約数ペア:

[(1, 20238498), (2, 10119249), (3, 6746166), (6, 3373083), (7, 2891214), (9, 2248722), (14, 1445607), (18, 1124361), (21, 963738), (27, 749574), (42, 481869), (54, 374787), (63, 321246), (81, 249858), (126, 160623), (162, 124929), (189, 107082), (243, 83286), (378, 53541), (486, 41643), (567, 35694), (661, 30618), (729, 27762), (1134, 17847), (1322, 15309), (1458, 13881), (1701, 11898), (1983, 10206), (2187, 9254), (3402, 5949), (3966, 5103), (4374, 4627)]