19037876

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{83}}^1\times {\mathrm{401}}^1$

素因数の和:512

約数の個数: 48

約数和(自身を含む): 39711168

約数和(自身を除く): 20673292

約数列:

[1, 2, 4, 11, 13, 22, 26, 44, 52, 83, 143, 166, 286, 332, 401, 572, 802, 913, 1079, 1604, 1826, 2158, 3652, 4316, 4411, 5213, 8822, 10426, 11869, 17644, 20852, 23738, 33283, 47476, 57343, 66566, 114686, 133132, 229372, 366113, 432679, 732226, 865358, 1464452, 1730716, 4759469, 9518938, 19037876]

約数ペア:

[(1, 19037876), (2, 9518938), (4, 4759469), (11, 1730716), (13, 1464452), (22, 865358), (26, 732226), (44, 432679), (52, 366113), (83, 229372), (143, 133132), (166, 114686), (286, 66566), (332, 57343), (401, 47476), (572, 33283), (802, 23738), (913, 20852), (1079, 17644), (1604, 11869), (1826, 10426), (2158, 8822), (3652, 5213), (4316, 4411)]