19423548

素因数分解:

$2^2\times 3^2\times {\mathrm{19}}^1\times {\mathrm{73}}^1\times {\mathrm{389}}^1$

素因数の和:491

約数の個数: 72

約数和(自身を含む): 52525200

約数和(自身を除く): 33101652

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 19, 36, 38, 57, 73, 76, 114, 146, 171, 219, 228, 292, 342, 389, 438, 657, 684, 778, 876, 1167, 1314, 1387, 1556, 2334, 2628, 2774, 3501, 4161, 4668, 5548, 7002, 7391, 8322, 12483, 14004, 14782, 16644, 22173, 24966, 28397, 29564, 44346, 49932, 56794, 66519, 85191, 88692, 113588, 133038, 170382, 255573, 266076, 340764, 511146, 539543, 1022292, 1079086, 1618629, 2158172, 3237258, 4855887, 6474516, 9711774, 19423548]

約数ペア:

[(1, 19423548), (2, 9711774), (3, 6474516), (4, 4855887), (6, 3237258), (9, 2158172), (12, 1618629), (18, 1079086), (19, 1022292), (36, 539543), (38, 511146), (57, 340764), (73, 266076), (76, 255573), (114, 170382), (146, 133038), (171, 113588), (219, 88692), (228, 85191), (292, 66519), (342, 56794), (389, 49932), (438, 44346), (657, 29564), (684, 28397), (778, 24966), (876, 22173), (1167, 16644), (1314, 14782), (1387, 14004), (1556, 12483), (2334, 8322), (2628, 7391), (2774, 7002), (3501, 5548), (4161, 4668)]