20008252

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{1163}}^1$

素因数の和:1218

約数の個数: 48

約数和(自身を含む): 42239232

約数和(自身を除く): 22230980

約数列:

[1, 2, 4, 11, 17, 22, 23, 34, 44, 46, 68, 92, 187, 253, 374, 391, 506, 748, 782, 1012, 1163, 1564, 2326, 4301, 4652, 8602, 12793, 17204, 19771, 25586, 26749, 39542, 51172, 53498, 79084, 106996, 217481, 294239, 434962, 454733, 588478, 869924, 909466, 1176956, 1818932, 5002063, 10004126, 20008252]

約数ペア:

[(1, 20008252), (2, 10004126), (4, 5002063), (11, 1818932), (17, 1176956), (22, 909466), (23, 869924), (34, 588478), (44, 454733), (46, 434962), (68, 294239), (92, 217481), (187, 106996), (253, 79084), (374, 53498), (391, 51172), (506, 39542), (748, 26749), (782, 25586), (1012, 19771), (1163, 17204), (1564, 12793), (2326, 8602), (4301, 4652)]