19395132

素因数分解:

$2^2\times 3^1\times {\mathrm{41}}^1\times {\mathrm{79}}^1\times {\mathrm{499}}^1$

素因数の和:626

約数の個数: 48

約数和(自身を含む): 47040000

約数和(自身を除く): 27644868

約数列:

[1, 2, 3, 4, 6, 12, 41, 79, 82, 123, 158, 164, 237, 246, 316, 474, 492, 499, 948, 998, 1497, 1996, 2994, 3239, 5988, 6478, 9717, 12956, 19434, 20459, 38868, 39421, 40918, 61377, 78842, 81836, 118263, 122754, 157684, 236526, 245508, 473052, 1616261, 3232522, 4848783, 6465044, 9697566, 19395132]

約数ペア:

[(1, 19395132), (2, 9697566), (3, 6465044), (4, 4848783), (6, 3232522), (12, 1616261), (41, 473052), (79, 245508), (82, 236526), (123, 157684), (158, 122754), (164, 118263), (237, 81836), (246, 78842), (316, 61377), (474, 40918), (492, 39421), (499, 38868), (948, 20459), (998, 19434), (1497, 12956), (1996, 9717), (2994, 6478), (3239, 5988)]