15811917686

素因数分解:

$2^1\times {\mathrm{19}}^2\times {\mathrm{23}}^1\times {\mathrm{71}}^1\times {\mathrm{13411}}^1$

素因数の和:13545

約数の個数: 48

約数和(自身を含む): 26490094848

約数和(自身を除く): 10678177162

約数列:

[1, 2, 19, 23, 38, 46, 71, 142, 361, 437, 722, 874, 1349, 1633, 2698, 3266, 8303, 13411, 16606, 25631, 26822, 31027, 51262, 62054, 254809, 308453, 509618, 589513, 616906, 952181, 1179026, 1904362, 4841371, 5860607, 9682742, 11721214, 18091439, 21900163, 36182878, 43800326, 111351533, 222703066, 343737341, 416103097, 687474682, 832206194, 7905958843, 15811917686]

約数ペア:

[(1, 15811917686), (2, 7905958843), (19, 832206194), (23, 687474682), (38, 416103097), (46, 343737341), (71, 222703066), (142, 111351533), (361, 43800326), (437, 36182878), (722, 21900163), (874, 18091439), (1349, 11721214), (1633, 9682742), (2698, 5860607), (3266, 4841371), (8303, 1904362), (13411, 1179026), (16606, 952181), (25631, 616906), (26822, 589513), (31027, 509618), (51262, 308453), (62054, 254809)]