20932810

素因数分解:

$2^1\times 5^1\times {\mathrm{67}}^1\times {\mathrm{157}}^1\times {\mathrm{199}}^1$

素因数の和:430

約数の個数: 32

約数和(自身を含む): 38678400

約数和(自身を除く): 17745590

約数列:

[1, 2, 5, 10, 67, 134, 157, 199, 314, 335, 398, 670, 785, 995, 1570, 1990, 10519, 13333, 21038, 26666, 31243, 52595, 62486, 66665, 105190, 133330, 156215, 312430, 2093281, 4186562, 10466405, 20932810]

約数ペア:

[(1, 20932810), (2, 10466405), (5, 4186562), (10, 2093281), (67, 312430), (134, 156215), (157, 133330), (199, 105190), (314, 66665), (335, 62486), (398, 52595), (670, 31243), (785, 26666), (995, 21038), (1570, 13333), (1990, 10519)]