19613672

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{103}}^1\times {\mathrm{1831}}^1$

素因数の和:1953

約数の個数: 32

約数和(自身を含む): 40010880

約数和(自身を除く): 20397208

約数列:

[1, 2, 4, 8, 13, 26, 52, 103, 104, 206, 412, 824, 1339, 1831, 2678, 3662, 5356, 7324, 10712, 14648, 23803, 47606, 95212, 188593, 190424, 377186, 754372, 1508744, 2451709, 4903418, 9806836, 19613672]

約数ペア:

[(1, 19613672), (2, 9806836), (4, 4903418), (8, 2451709), (13, 1508744), (26, 754372), (52, 377186), (103, 190424), (104, 188593), (206, 95212), (412, 47606), (824, 23803), (1339, 14648), (1831, 10712), (2678, 7324), (3662, 5356)]