206512816

素因数分解:

$2^4\times {\mathrm{61}}^1\times {\mathrm{457}}^1\times {\mathrm{463}}^1$

素因数の和:989

約数の個数: 40

約数和(自身を含む): 408448064

約数和(自身を除く): 201935248

約数列:

[1, 2, 4, 8, 16, 61, 122, 244, 457, 463, 488, 914, 926, 976, 1828, 1852, 3656, 3704, 7312, 7408, 27877, 28243, 55754, 56486, 111508, 112972, 211591, 223016, 225944, 423182, 446032, 451888, 846364, 1692728, 3385456, 12907051, 25814102, 51628204, 103256408, 206512816]

約数ペア:

[(1, 206512816), (2, 103256408), (4, 51628204), (8, 25814102), (16, 12907051), (61, 3385456), (122, 1692728), (244, 846364), (457, 451888), (463, 446032), (488, 423182), (914, 225944), (926, 223016), (976, 211591), (1828, 112972), (1852, 111508), (3656, 56486), (3704, 55754), (7312, 28243), (7408, 27877)]