19748508

素因数分解:

$2^2\times 3^1\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{1783}}^1$

素因数の和:1874

約数の個数: 48

約数和(自身を含む): 50351616

約数和(自身を除く): 30603108

約数列:

[1, 2, 3, 4, 6, 12, 13, 26, 39, 52, 71, 78, 142, 156, 213, 284, 426, 852, 923, 1783, 1846, 2769, 3566, 3692, 5349, 5538, 7132, 10698, 11076, 21396, 23179, 46358, 69537, 92716, 126593, 139074, 253186, 278148, 379779, 506372, 759558, 1519116, 1645709, 3291418, 4937127, 6582836, 9874254, 19748508]

約数ペア:

[(1, 19748508), (2, 9874254), (3, 6582836), (4, 4937127), (6, 3291418), (12, 1645709), (13, 1519116), (26, 759558), (39, 506372), (52, 379779), (71, 278148), (78, 253186), (142, 139074), (156, 126593), (213, 92716), (284, 69537), (426, 46358), (852, 23179), (923, 21396), (1783, 11076), (1846, 10698), (2769, 7132), (3566, 5538), (3692, 5349)]