19922716

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{23831}}^1$

素因数の和:23865

約数の個数: 24

約数和(自身を含む): 40037760

約数和(自身を除く): 20115044

約数列:

[1, 2, 4, 11, 19, 22, 38, 44, 76, 209, 418, 836, 23831, 47662, 95324, 262141, 452789, 524282, 905578, 1048564, 1811156, 4980679, 9961358, 19922716]

約数ペア:

[(1, 19922716), (2, 9961358), (4, 4980679), (11, 1811156), (19, 1048564), (22, 905578), (38, 524282), (44, 452789), (76, 262141), (209, 95324), (418, 47662), (836, 23831)]