20792487942

素因数分解:

$2^1\times 3^5\times {\mathrm{17}}^1\times {\mathrm{131}}^1\times {\mathrm{19211}}^1$

素因数の和:19376

約数の個数: 96

約数和(自身を含む): 49847301504

約数和(自身を除く): 29054813562

約数列:

[1, 2, 3, 6, 9, 17, 18, 27, 34, 51, 54, 81, 102, 131, 153, 162, 243, 262, 306, 393, 459, 486, 786, 918, 1179, 1377, 2227, 2358, 2754, 3537, 4131, 4454, 6681, 7074, 8262, 10611, 13362, 19211, 20043, 21222, 31833, 38422, 40086, 57633, 60129, 63666, 115266, 120258, 172899, 180387, 326587, 345798, 360774, 518697, 541161, 653174, 979761, 1037394, 1082322, 1556091, 1959522, 2516641, 2939283, 3112182, 4668273, 5033282, 5878566, 7549923, 8817849, 9336546, 15099846, 17635698, 22649769, 26453547, 42782897, 45299538, 52907094, 67949307, 79360641, 85565794, 128348691, 135898614, 158721282, 203847921, 256697382, 385046073, 407695842, 611543763, 770092146, 1155138219, 1223087526, 2310276438, 3465414657, 6930829314, 10396243971, 20792487942]

約数ペア:

[(1, 20792487942), (2, 10396243971), (3, 6930829314), (6, 3465414657), (9, 2310276438), (17, 1223087526), (18, 1155138219), (27, 770092146), (34, 611543763), (51, 407695842), (54, 385046073), (81, 256697382), (102, 203847921), (131, 158721282), (153, 135898614), (162, 128348691), (243, 85565794), (262, 79360641), (306, 67949307), (393, 52907094), (459, 45299538), (486, 42782897), (786, 26453547), (918, 22649769), (1179, 17635698), (1377, 15099846), (2227, 9336546), (2358, 8817849), (2754, 7549923), (3537, 5878566), (4131, 5033282), (4454, 4668273), (6681, 3112182), (7074, 2939283), (8262, 2516641), (10611, 1959522), (13362, 1556091), (19211, 1082322), (20043, 1037394), (21222, 979761), (31833, 653174), (38422, 541161), (40086, 518697), (57633, 360774), (60129, 345798), (63666, 326587), (115266, 180387), (120258, 172899)]