19951404

素因数分解:

$2^2\times 3^1\times {\mathrm{11}}^1\times {\mathrm{17}}^2\times {\mathrm{523}}^1$

素因数の和:575

約数の個数: 72

約数和(自身を含む): 54051648

約数和(自身を除く): 34100244

約数列:

[1, 2, 3, 4, 6, 11, 12, 17, 22, 33, 34, 44, 51, 66, 68, 102, 132, 187, 204, 289, 374, 523, 561, 578, 748, 867, 1046, 1122, 1156, 1569, 1734, 2092, 2244, 3138, 3179, 3468, 5753, 6276, 6358, 8891, 9537, 11506, 12716, 17259, 17782, 19074, 23012, 26673, 34518, 35564, 38148, 53346, 69036, 97801, 106692, 151147, 195602, 293403, 302294, 391204, 453441, 586806, 604588, 906882, 1173612, 1662617, 1813764, 3325234, 4987851, 6650468, 9975702, 19951404]

約数ペア:

[(1, 19951404), (2, 9975702), (3, 6650468), (4, 4987851), (6, 3325234), (11, 1813764), (12, 1662617), (17, 1173612), (22, 906882), (33, 604588), (34, 586806), (44, 453441), (51, 391204), (66, 302294), (68, 293403), (102, 195602), (132, 151147), (187, 106692), (204, 97801), (289, 69036), (374, 53346), (523, 38148), (561, 35564), (578, 34518), (748, 26673), (867, 23012), (1046, 19074), (1122, 17782), (1156, 17259), (1569, 12716), (1734, 11506), (2092, 9537), (2244, 8891), (3138, 6358), (3179, 6276), (3468, 5753)]