2018916670

素因数分解:

$2^1\times 5^1\times {\mathrm{41}}^1\times {\mathrm{229}}^1\times {\mathrm{21503}}^1$

素因数の和:21780

約数の個数: 32

約数和(自身を含む): 3739115520

約数和(自身を除く): 1720198850

約数列:

[1, 2, 5, 10, 41, 82, 205, 229, 410, 458, 1145, 2290, 9389, 18778, 21503, 43006, 46945, 93890, 107515, 215030, 881623, 1763246, 4408115, 4924187, 8816230, 9848374, 24620935, 49241870, 201891667, 403783334, 1009458335, 2018916670]

約数ペア:

[(1, 2018916670), (2, 1009458335), (5, 403783334), (10, 201891667), (41, 49241870), (82, 24620935), (205, 9848374), (229, 8816230), (410, 4924187), (458, 4408115), (1145, 1763246), (2290, 881623), (9389, 215030), (18778, 107515), (21503, 93890), (43006, 46945)]