20136044128

素因数分解:

$2^5\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{860809}}^1$

素因数の和:860879

約数の個数: 48

約数和(自身を含む): 42950975760

約数和(自身を除く): 22814931632

約数列:

[1, 2, 4, 8, 16, 17, 32, 34, 43, 68, 86, 136, 172, 272, 344, 544, 688, 731, 1376, 1462, 2924, 5848, 11696, 23392, 860809, 1721618, 3443236, 6886472, 13772944, 14633753, 27545888, 29267506, 37014787, 58535012, 74029574, 117070024, 148059148, 234140048, 296118296, 468280096, 592236592, 629251379, 1184473184, 1258502758, 2517005516, 5034011032, 10068022064, 20136044128]

約数ペア:

[(1, 20136044128), (2, 10068022064), (4, 5034011032), (8, 2517005516), (16, 1258502758), (17, 1184473184), (32, 629251379), (34, 592236592), (43, 468280096), (68, 296118296), (86, 234140048), (136, 148059148), (172, 117070024), (272, 74029574), (344, 58535012), (544, 37014787), (688, 29267506), (731, 27545888), (1376, 14633753), (1462, 13772944), (2924, 6886472), (5848, 3443236), (11696, 1721618), (23392, 860809)]