19771128

素因数分解:

$2^3\times 3^4\times {\mathrm{13}}^1\times {\mathrm{2347}}^1$

素因数の和:2378

約数の個数: 80

約数和(自身を含む): 59662680

約数和(自身を除く): 39891552

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 13, 18, 24, 26, 27, 36, 39, 52, 54, 72, 78, 81, 104, 108, 117, 156, 162, 216, 234, 312, 324, 351, 468, 648, 702, 936, 1053, 1404, 2106, 2347, 2808, 4212, 4694, 7041, 8424, 9388, 14082, 18776, 21123, 28164, 30511, 42246, 56328, 61022, 63369, 84492, 91533, 122044, 126738, 168984, 183066, 190107, 244088, 253476, 274599, 366132, 380214, 506952, 549198, 732264, 760428, 823797, 1098396, 1520856, 1647594, 2196792, 2471391, 3295188, 4942782, 6590376, 9885564, 19771128]

約数ペア:

[(1, 19771128), (2, 9885564), (3, 6590376), (4, 4942782), (6, 3295188), (8, 2471391), (9, 2196792), (12, 1647594), (13, 1520856), (18, 1098396), (24, 823797), (26, 760428), (27, 732264), (36, 549198), (39, 506952), (52, 380214), (54, 366132), (72, 274599), (78, 253476), (81, 244088), (104, 190107), (108, 183066), (117, 168984), (156, 126738), (162, 122044), (216, 91533), (234, 84492), (312, 63369), (324, 61022), (351, 56328), (468, 42246), (648, 30511), (702, 28164), (936, 21123), (1053, 18776), (1404, 14082), (2106, 9388), (2347, 8424), (2808, 7041), (4212, 4694)]