20219441432

素因数分解:

$2^3\times {\mathrm{19}}^1\times {\mathrm{173}}^1\times {\mathrm{733}}^1\times {\mathrm{1049}}^1$

素因数の和:1980

約数の個数: 64

約数和(自身を含む): 40230540000

約数和(自身を除く): 20011098568

約数列:

[1, 2, 4, 8, 19, 38, 76, 152, 173, 346, 692, 733, 1049, 1384, 1466, 2098, 2932, 3287, 4196, 5864, 6574, 8392, 13148, 13927, 19931, 26296, 27854, 39862, 55708, 79724, 111416, 126809, 159448, 181477, 253618, 362954, 507236, 725908, 768917, 1014472, 1451816, 1537834, 2409371, 3075668, 3448063, 4818742, 6151336, 6896126, 9637484, 13792252, 14609423, 19274968, 27584504, 29218846, 58437692, 116875384, 133022641, 266045282, 532090564, 1064181128, 2527430179, 5054860358, 10109720716, 20219441432]

約数ペア:

[(1, 20219441432), (2, 10109720716), (4, 5054860358), (8, 2527430179), (19, 1064181128), (38, 532090564), (76, 266045282), (152, 133022641), (173, 116875384), (346, 58437692), (692, 29218846), (733, 27584504), (1049, 19274968), (1384, 14609423), (1466, 13792252), (2098, 9637484), (2932, 6896126), (3287, 6151336), (4196, 4818742), (5864, 3448063), (6574, 3075668), (8392, 2409371), (13148, 1537834), (13927, 1451816), (19931, 1014472), (26296, 768917), (27854, 725908), (39862, 507236), (55708, 362954), (79724, 253618), (111416, 181477), (126809, 159448)]