20441358

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{53}}^1\times {\mathrm{3061}}^1$

素因数の和:3129

約数の個数: 48

約数和(自身を含む): 51588576

約数和(自身を除く): 31147218

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 42, 53, 63, 106, 126, 159, 318, 371, 477, 742, 954, 1113, 2226, 3061, 3339, 6122, 6678, 9183, 18366, 21427, 27549, 42854, 55098, 64281, 128562, 162233, 192843, 324466, 385686, 486699, 973398, 1135631, 1460097, 2271262, 2920194, 3406893, 6813786, 10220679, 20441358]

約数ペア:

[(1, 20441358), (2, 10220679), (3, 6813786), (6, 3406893), (7, 2920194), (9, 2271262), (14, 1460097), (18, 1135631), (21, 973398), (42, 486699), (53, 385686), (63, 324466), (106, 192843), (126, 162233), (159, 128562), (318, 64281), (371, 55098), (477, 42854), (742, 27549), (954, 21427), (1113, 18366), (2226, 9183), (3061, 6678), (3339, 6122)]