19497291290

素因数分解:

$2^1\times 5^1\times {\mathrm{41}}^1\times {\mathrm{229}}^1\times {\mathrm{207661}}^1$

素因数の和:207938

約数の個数: 32

約数和(自身を含む): 36108268560

約数和(自身を除く): 16610977270

約数列:

[1, 2, 5, 10, 41, 82, 205, 229, 410, 458, 1145, 2290, 9389, 18778, 46945, 93890, 207661, 415322, 1038305, 2076610, 8514101, 17028202, 42570505, 47554369, 85141010, 95108738, 237771845, 475543690, 1949729129, 3899458258, 9748645645, 19497291290]

約数ペア:

[(1, 19497291290), (2, 9748645645), (5, 3899458258), (10, 1949729129), (41, 475543690), (82, 237771845), (205, 95108738), (229, 85141010), (410, 47554369), (458, 42570505), (1145, 17028202), (2290, 8514101), (9389, 2076610), (18778, 1038305), (46945, 415322), (93890, 207661)]