20169971164

素因数分解:

$2^2\times 7^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{419}}^1\times {\mathrm{4397}}^1$

素因数の和:4867

約数の個数: 96

約数和(自身を含む): 44686494720

約数和(自身を除く): 24516523556

約数列:

[1, 2, 4, 7, 14, 17, 23, 28, 34, 46, 68, 92, 119, 161, 238, 322, 391, 419, 476, 644, 782, 838, 1564, 1676, 2737, 2933, 4397, 5474, 5866, 7123, 8794, 9637, 10948, 11732, 14246, 17588, 19274, 28492, 30779, 38548, 49861, 61558, 67459, 74749, 99722, 101131, 123116, 134918, 149498, 163829, 199444, 202262, 269836, 298996, 327658, 404524, 523243, 655316, 707917, 1046486, 1146803, 1415834, 1719227, 1842343, 2092972, 2293606, 2831668, 3438454, 3684686, 4587212, 6876908, 7369372, 12034589, 12896401, 24069178, 25792802, 31319831, 42373889, 48138356, 51585604, 62639662, 84747778, 125279324, 169495556, 219238817, 296617223, 438477634, 593234446, 720356113, 876955268, 1186468892, 1440712226, 2881424452, 5042492791, 10084985582, 20169971164]

約数ペア:

[(1, 20169971164), (2, 10084985582), (4, 5042492791), (7, 2881424452), (14, 1440712226), (17, 1186468892), (23, 876955268), (28, 720356113), (34, 593234446), (46, 438477634), (68, 296617223), (92, 219238817), (119, 169495556), (161, 125279324), (238, 84747778), (322, 62639662), (391, 51585604), (419, 48138356), (476, 42373889), (644, 31319831), (782, 25792802), (838, 24069178), (1564, 12896401), (1676, 12034589), (2737, 7369372), (2933, 6876908), (4397, 4587212), (5474, 3684686), (5866, 3438454), (7123, 2831668), (8794, 2293606), (9637, 2092972), (10948, 1842343), (11732, 1719227), (14246, 1415834), (17588, 1146803), (19274, 1046486), (28492, 707917), (30779, 655316), (38548, 523243), (49861, 404524), (61558, 327658), (67459, 298996), (74749, 269836), (99722, 202262), (101131, 199444), (123116, 163829), (134918, 149498)]