20188330974

素因数分解:

$2^1\times 3^4\times 7^1\times {\mathrm{2591}}^1\times {\mathrm{6871}}^1$

素因数の和:9483

約数の個数: 80

約数和(自身を含む): 51726698496

約数和(自身を除く): 31538367522

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 27, 42, 54, 63, 81, 126, 162, 189, 378, 567, 1134, 2591, 5182, 6871, 7773, 13742, 15546, 18137, 20613, 23319, 36274, 41226, 46638, 48097, 54411, 61839, 69957, 96194, 108822, 123678, 139914, 144291, 163233, 185517, 209871, 288582, 326466, 371034, 419742, 432873, 489699, 556551, 865746, 979398, 1113102, 1298619, 1469097, 2597238, 2938194, 3895857, 7791714, 17802761, 35605522, 53408283, 106816566, 124619327, 160224849, 249238654, 320449698, 373857981, 480674547, 747715962, 961349094, 1121573943, 1442023641, 2243147886, 2884047282, 3364721829, 6729443658, 10094165487, 20188330974]

約数ペア:

[(1, 20188330974), (2, 10094165487), (3, 6729443658), (6, 3364721829), (7, 2884047282), (9, 2243147886), (14, 1442023641), (18, 1121573943), (21, 961349094), (27, 747715962), (42, 480674547), (54, 373857981), (63, 320449698), (81, 249238654), (126, 160224849), (162, 124619327), (189, 106816566), (378, 53408283), (567, 35605522), (1134, 17802761), (2591, 7791714), (5182, 3895857), (6871, 2938194), (7773, 2597238), (13742, 1469097), (15546, 1298619), (18137, 1113102), (20613, 979398), (23319, 865746), (36274, 556551), (41226, 489699), (46638, 432873), (48097, 419742), (54411, 371034), (61839, 326466), (69957, 288582), (96194, 209871), (108822, 185517), (123678, 163233), (139914, 144291)]