19302786

素因数分解:

$2^1\times 3^4\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{163}}^1$

素因数の和:237

約数の個数: 80

約数和(自身を含む): 47149344

約数和(自身を除く): 27846558

約数列:

[1, 2, 3, 6, 9, 17, 18, 27, 34, 43, 51, 54, 81, 86, 102, 129, 153, 162, 163, 258, 306, 326, 387, 459, 489, 731, 774, 918, 978, 1161, 1377, 1462, 1467, 2193, 2322, 2754, 2771, 2934, 3483, 4386, 4401, 5542, 6579, 6966, 7009, 8313, 8802, 13158, 13203, 14018, 16626, 19737, 21027, 24939, 26406, 39474, 42054, 49878, 59211, 63081, 74817, 118422, 119153, 126162, 149634, 189243, 224451, 238306, 357459, 378486, 448902, 567729, 714918, 1072377, 1135458, 2144754, 3217131, 6434262, 9651393, 19302786]

約数ペア:

[(1, 19302786), (2, 9651393), (3, 6434262), (6, 3217131), (9, 2144754), (17, 1135458), (18, 1072377), (27, 714918), (34, 567729), (43, 448902), (51, 378486), (54, 357459), (81, 238306), (86, 224451), (102, 189243), (129, 149634), (153, 126162), (162, 119153), (163, 118422), (258, 74817), (306, 63081), (326, 59211), (387, 49878), (459, 42054), (489, 39474), (731, 26406), (774, 24939), (918, 21027), (978, 19737), (1161, 16626), (1377, 14018), (1462, 13203), (1467, 13158), (2193, 8802), (2322, 8313), (2754, 7009), (2771, 6966), (2934, 6579), (3483, 5542), (4386, 4401)]