20708442

素因数分解:

$2^1\times 3^2\times {\mathrm{19}}^1\times {\mathrm{151}}^1\times {\mathrm{401}}^1$

素因数の和:579

約数の個数: 48

約数和(自身を含む): 47661120

約数和(自身を除く): 26952678

約数列:

[1, 2, 3, 6, 9, 18, 19, 38, 57, 114, 151, 171, 302, 342, 401, 453, 802, 906, 1203, 1359, 2406, 2718, 2869, 3609, 5738, 7218, 7619, 8607, 15238, 17214, 22857, 25821, 45714, 51642, 60551, 68571, 121102, 137142, 181653, 363306, 544959, 1089918, 1150469, 2300938, 3451407, 6902814, 10354221, 20708442]

約数ペア:

[(1, 20708442), (2, 10354221), (3, 6902814), (6, 3451407), (9, 2300938), (18, 1150469), (19, 1089918), (38, 544959), (57, 363306), (114, 181653), (151, 137142), (171, 121102), (302, 68571), (342, 60551), (401, 51642), (453, 45714), (802, 25821), (906, 22857), (1203, 17214), (1359, 15238), (2406, 8607), (2718, 7619), (2869, 7218), (3609, 5738)]