19722430

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{21673}}^1$

素因数の和:21700

約数の個数: 32

約数和(自身を含む): 43694784

約数和(自身を除く): 23972354

約数列:

[1, 2, 5, 7, 10, 13, 14, 26, 35, 65, 70, 91, 130, 182, 455, 910, 21673, 43346, 108365, 151711, 216730, 281749, 303422, 563498, 758555, 1408745, 1517110, 1972243, 2817490, 3944486, 9861215, 19722430]

約数ペア:

[(1, 19722430), (2, 9861215), (5, 3944486), (7, 2817490), (10, 1972243), (13, 1517110), (14, 1408745), (26, 758555), (35, 563498), (65, 303422), (70, 281749), (91, 216730), (130, 151711), (182, 108365), (455, 43346), (910, 21673)]