38971790

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{27253}}^1$

素因数の和:27284

約数の個数: 32

約数和(自身を含む): 82416096

約数和(自身を除く): 43444306

約数列:

[1, 2, 5, 10, 11, 13, 22, 26, 55, 65, 110, 130, 143, 286, 715, 1430, 27253, 54506, 136265, 272530, 299783, 354289, 599566, 708578, 1498915, 1771445, 2997830, 3542890, 3897179, 7794358, 19485895, 38971790]

約数ペア:

[(1, 38971790), (2, 19485895), (5, 7794358), (10, 3897179), (11, 3542890), (13, 2997830), (22, 1771445), (26, 1498915), (55, 708578), (65, 599566), (110, 354289), (130, 299783), (143, 272530), (286, 136265), (715, 54506), (1430, 27253)]