220408076

素因数分解:

$2^2\times 7^2\times {\mathrm{1124531}}^1$

素因数の和:1124549

約数の個数: 18

約数和(自身を含む): 448688268

約数和(自身を除く): 228280192

約数列:

[1, 2, 4, 7, 14, 28, 49, 98, 196, 1124531, 2249062, 4498124, 7871717, 15743434, 31486868, 55102019, 110204038, 220408076]

約数ペア:

[(1, 220408076), (2, 110204038), (4, 55102019), (7, 31486868), (14, 15743434), (28, 7871717), (49, 4498124), (98, 2249062), (196, 1124531)]