20550876822

素因数分解:

$2^1\times 3^3\times 7^1\times {\mathrm{151}}^1\times {\mathrm{360049}}^1$

素因数の和:360218

約数の個数: 64

約数和(自身を含む): 52538496000

約数和(自身を除く): 31987619178

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 27, 42, 54, 63, 126, 151, 189, 302, 378, 453, 906, 1057, 1359, 2114, 2718, 3171, 4077, 6342, 8154, 9513, 19026, 28539, 57078, 360049, 720098, 1080147, 2160294, 2520343, 3240441, 5040686, 6480882, 7561029, 9721323, 15122058, 19442646, 22683087, 45366174, 54367399, 68049261, 108734798, 136098522, 163102197, 326204394, 380571793, 489306591, 761143586, 978613182, 1141715379, 1467919773, 2283430758, 2935839546, 3425146137, 6850292274, 10275438411, 20550876822]

約数ペア:

[(1, 20550876822), (2, 10275438411), (3, 6850292274), (6, 3425146137), (7, 2935839546), (9, 2283430758), (14, 1467919773), (18, 1141715379), (21, 978613182), (27, 761143586), (42, 489306591), (54, 380571793), (63, 326204394), (126, 163102197), (151, 136098522), (189, 108734798), (302, 68049261), (378, 54367399), (453, 45366174), (906, 22683087), (1057, 19442646), (1359, 15122058), (2114, 9721323), (2718, 7561029), (3171, 6480882), (4077, 5040686), (6342, 3240441), (8154, 2520343), (9513, 2160294), (19026, 1080147), (28539, 720098), (57078, 360049)]