20994378

素因数分解:

$2^1\times 3^1\times {\mathrm{31}}^1\times {\mathrm{41}}^1\times {\mathrm{2753}}^1$

素因数の和:2830

約数の個数: 32

約数和(自身を含む): 44416512

約数和(自身を除く): 23422134

約数列:

[1, 2, 3, 6, 31, 41, 62, 82, 93, 123, 186, 246, 1271, 2542, 2753, 3813, 5506, 7626, 8259, 16518, 85343, 112873, 170686, 225746, 256029, 338619, 512058, 677238, 3499063, 6998126, 10497189, 20994378]

約数ペア:

[(1, 20994378), (2, 10497189), (3, 6998126), (6, 3499063), (31, 677238), (41, 512058), (62, 338619), (82, 256029), (93, 225746), (123, 170686), (186, 112873), (246, 85343), (1271, 16518), (2542, 8259), (2753, 7626), (3813, 5506)]