19019665

素因数分解:

$5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{773}}^1$

素因数の和:841

約数の個数: 32

約数和(自身を含む): 28235520

約数和(自身を除く): 9215855

約数列:

[1, 5, 7, 19, 35, 37, 95, 133, 185, 259, 665, 703, 773, 1295, 3515, 3865, 4921, 5411, 14687, 24605, 27055, 28601, 73435, 102809, 143005, 200207, 514045, 543419, 1001035, 2717095, 3803933, 19019665]

約数ペア:

[(1, 19019665), (5, 3803933), (7, 2717095), (19, 1001035), (35, 543419), (37, 514045), (95, 200207), (133, 143005), (185, 102809), (259, 73435), (665, 28601), (703, 27055), (773, 24605), (1295, 14687), (3515, 5411), (3865, 4921)]