18626972

素因数分解:

$2^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{73}}^1\times {\mathrm{701}}^1$

素因数の和:798

約数の個数: 48

約数和(自身を含む): 40727232

約数和(自身を除く): 22100260

約数列:

[1, 2, 4, 7, 13, 14, 26, 28, 52, 73, 91, 146, 182, 292, 364, 511, 701, 949, 1022, 1402, 1898, 2044, 2804, 3796, 4907, 6643, 9113, 9814, 13286, 18226, 19628, 26572, 36452, 51173, 63791, 102346, 127582, 204692, 255164, 358211, 665249, 716422, 1330498, 1432844, 2660996, 4656743, 9313486, 18626972]

約数ペア:

[(1, 18626972), (2, 9313486), (4, 4656743), (7, 2660996), (13, 1432844), (14, 1330498), (26, 716422), (28, 665249), (52, 358211), (73, 255164), (91, 204692), (146, 127582), (182, 102346), (292, 63791), (364, 51173), (511, 36452), (701, 26572), (949, 19628), (1022, 18226), (1402, 13286), (1898, 9814), (2044, 9113), (2804, 6643), (3796, 4907)]