18779922

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{113}}^1\times {\mathrm{1319}}^1$

素因数の和:1447

約数の個数: 48

約数和(自身を含む): 46949760

約数和(自身を除く): 28169838

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 42, 63, 113, 126, 226, 339, 678, 791, 1017, 1319, 1582, 2034, 2373, 2638, 3957, 4746, 7119, 7914, 9233, 11871, 14238, 18466, 23742, 27699, 55398, 83097, 149047, 166194, 298094, 447141, 894282, 1043329, 1341423, 2086658, 2682846, 3129987, 6259974, 9389961, 18779922]

約数ペア:

[(1, 18779922), (2, 9389961), (3, 6259974), (6, 3129987), (7, 2682846), (9, 2086658), (14, 1341423), (18, 1043329), (21, 894282), (42, 447141), (63, 298094), (113, 166194), (126, 149047), (226, 83097), (339, 55398), (678, 27699), (791, 23742), (1017, 18466), (1319, 14238), (1582, 11871), (2034, 9233), (2373, 7914), (2638, 7119), (3957, 4746)]