19069898

素因数分解:

$2^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{43}}^1\times {\mathrm{311}}^1$

素因数の和:410

約数の個数: 32

約数和(自身を含む): 31629312

約数和(自身を除く): 12559414

約数列:

[1, 2, 23, 31, 43, 46, 62, 86, 311, 622, 713, 989, 1333, 1426, 1978, 2666, 7153, 9641, 13373, 14306, 19282, 26746, 30659, 61318, 221743, 307579, 414563, 443486, 615158, 829126, 9534949, 19069898]

約数ペア:

[(1, 19069898), (2, 9534949), (23, 829126), (31, 615158), (43, 443486), (46, 414563), (62, 307579), (86, 221743), (311, 61318), (622, 30659), (713, 26746), (989, 19282), (1333, 14306), (1426, 13373), (1978, 9641), (2666, 7153)]