20534358

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{6421}}^1$

素因数の和:6480

約数の個数: 32

約数和(自身を含む): 45313632

約数和(自身を除く): 24779274

約数列:

[1, 2, 3, 6, 13, 26, 39, 41, 78, 82, 123, 246, 533, 1066, 1599, 3198, 6421, 12842, 19263, 38526, 83473, 166946, 250419, 263261, 500838, 526522, 789783, 1579566, 3422393, 6844786, 10267179, 20534358]

約数ペア:

[(1, 20534358), (2, 10267179), (3, 6844786), (6, 3422393), (13, 1579566), (26, 789783), (39, 526522), (41, 500838), (78, 263261), (82, 250419), (123, 166946), (246, 83473), (533, 38526), (1066, 19263), (1599, 12842), (3198, 6421)]