20763039555

素因数分解:

$3^3\times 5^1\times {\mathrm{43}}^1\times {\mathrm{229}}^1\times {\mathrm{15619}}^1$

素因数の和:15905

約数の個数: 64

約数和(自身を含む): 37937856000

約数和(自身を除く): 17174816445

約数列:

[1, 3, 5, 9, 15, 27, 43, 45, 129, 135, 215, 229, 387, 645, 687, 1145, 1161, 1935, 2061, 3435, 5805, 6183, 9847, 10305, 15619, 29541, 30915, 46857, 49235, 78095, 88623, 140571, 147705, 234285, 265869, 421713, 443115, 671617, 702855, 1329345, 2014851, 2108565, 3358085, 3576751, 6044553, 10074255, 10730253, 17883755, 18133659, 30222765, 32190759, 53651265, 90668295, 96572277, 153800293, 160953795, 461400879, 482861385, 769001465, 1384202637, 2307004395, 4152607911, 6921013185, 20763039555]

約数ペア:

[(1, 20763039555), (3, 6921013185), (5, 4152607911), (9, 2307004395), (15, 1384202637), (27, 769001465), (43, 482861385), (45, 461400879), (129, 160953795), (135, 153800293), (215, 96572277), (229, 90668295), (387, 53651265), (645, 32190759), (687, 30222765), (1145, 18133659), (1161, 17883755), (1935, 10730253), (2061, 10074255), (3435, 6044553), (5805, 3576751), (6183, 3358085), (9847, 2108565), (10305, 2014851), (15619, 1329345), (29541, 702855), (30915, 671617), (46857, 443115), (49235, 421713), (78095, 265869), (88623, 234285), (140571, 147705)]