19907515344

素因数分解:

$2^4\times 3^1\times {\mathrm{103}}^1\times {\mathrm{1231}}^1\times {\mathrm{3271}}^1$

素因数の和:4616

約数の個数: 80

約数和(自身を含む): 51985117184

約数和(自身を除く): 32077601840

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 48, 103, 206, 309, 412, 618, 824, 1231, 1236, 1648, 2462, 2472, 3271, 3693, 4924, 4944, 6542, 7386, 9813, 9848, 13084, 14772, 19626, 19696, 26168, 29544, 39252, 52336, 59088, 78504, 126793, 157008, 253586, 336913, 380379, 507172, 673826, 760758, 1010739, 1014344, 1347652, 1521516, 2021478, 2028688, 2695304, 3043032, 4026601, 4042956, 5390608, 6086064, 8053202, 8085912, 12079803, 16106404, 16171824, 24159606, 32212808, 48319212, 64425616, 96638424, 193276848, 414739903, 829479806, 1244219709, 1658959612, 2488439418, 3317919224, 4976878836, 6635838448, 9953757672, 19907515344]

約数ペア:

[(1, 19907515344), (2, 9953757672), (3, 6635838448), (4, 4976878836), (6, 3317919224), (8, 2488439418), (12, 1658959612), (16, 1244219709), (24, 829479806), (48, 414739903), (103, 193276848), (206, 96638424), (309, 64425616), (412, 48319212), (618, 32212808), (824, 24159606), (1231, 16171824), (1236, 16106404), (1648, 12079803), (2462, 8085912), (2472, 8053202), (3271, 6086064), (3693, 5390608), (4924, 4042956), (4944, 4026601), (6542, 3043032), (7386, 2695304), (9813, 2028688), (9848, 2021478), (13084, 1521516), (14772, 1347652), (19626, 1014344), (19696, 1010739), (26168, 760758), (29544, 673826), (39252, 507172), (52336, 380379), (59088, 336913), (78504, 253586), (126793, 157008)]