19016608

素因数分解:

$2^5\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{2689}}^1$

素因数の和:2729

約数の個数: 48

約数和(自身を含む): 42706440

約数和(自身を除く): 23689832

約数列:

[1, 2, 4, 8, 13, 16, 17, 26, 32, 34, 52, 68, 104, 136, 208, 221, 272, 416, 442, 544, 884, 1768, 2689, 3536, 5378, 7072, 10756, 21512, 34957, 43024, 45713, 69914, 86048, 91426, 139828, 182852, 279656, 365704, 559312, 594269, 731408, 1118624, 1188538, 1462816, 2377076, 4754152, 9508304, 19016608]

約数ペア:

[(1, 19016608), (2, 9508304), (4, 4754152), (8, 2377076), (13, 1462816), (16, 1188538), (17, 1118624), (26, 731408), (32, 594269), (34, 559312), (52, 365704), (68, 279656), (104, 182852), (136, 139828), (208, 91426), (221, 86048), (272, 69914), (416, 45713), (442, 43024), (544, 34957), (884, 21512), (1768, 10756), (2689, 7072), (3536, 5378)]