19631788

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{1021}}^1$

素因数の和:1078

約数の個数: 48

約数和(自身を含む): 41207040

約数和(自身を除く): 21575252

約数列:

[1, 2, 4, 11, 19, 22, 23, 38, 44, 46, 76, 92, 209, 253, 418, 437, 506, 836, 874, 1012, 1021, 1748, 2042, 4084, 4807, 9614, 11231, 19228, 19399, 22462, 23483, 38798, 44924, 46966, 77596, 93932, 213389, 258313, 426778, 446177, 516626, 853556, 892354, 1033252, 1784708, 4907947, 9815894, 19631788]

約数ペア:

[(1, 19631788), (2, 9815894), (4, 4907947), (11, 1784708), (19, 1033252), (22, 892354), (23, 853556), (38, 516626), (44, 446177), (46, 426778), (76, 258313), (92, 213389), (209, 93932), (253, 77596), (418, 46966), (437, 44924), (506, 38798), (836, 23483), (874, 22462), (1012, 19399), (1021, 19228), (1748, 11231), (2042, 9614), (4084, 4807)]