20164031818

素因数分解:

$2^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{137}}^1\times {\mathrm{227}}^1\times {\mathrm{1597}}^1$

素因数の和:1999

約数の個数: 64

約数和(自身を含む): 36201219840

約数和(自身を除く): 16037188022

約数列:

[1, 2, 7, 14, 29, 58, 137, 203, 227, 274, 406, 454, 959, 1589, 1597, 1918, 3178, 3194, 3973, 6583, 7946, 11179, 13166, 22358, 27811, 31099, 46081, 46313, 55622, 62198, 92162, 92626, 217693, 218789, 324191, 362519, 435386, 437578, 648382, 725038, 901871, 1531523, 1803742, 2537633, 3063046, 5075266, 6313097, 6344881, 10513051, 12626194, 12689762, 21026102, 44414167, 49665103, 73591357, 88828334, 99330206, 147182714, 347655721, 695311442, 1440287987, 2880575974, 10082015909, 20164031818]

約数ペア:

[(1, 20164031818), (2, 10082015909), (7, 2880575974), (14, 1440287987), (29, 695311442), (58, 347655721), (137, 147182714), (203, 99330206), (227, 88828334), (274, 73591357), (406, 49665103), (454, 44414167), (959, 21026102), (1589, 12689762), (1597, 12626194), (1918, 10513051), (3178, 6344881), (3194, 6313097), (3973, 5075266), (6583, 3063046), (7946, 2537633), (11179, 1803742), (13166, 1531523), (22358, 901871), (27811, 725038), (31099, 648382), (46081, 437578), (46313, 435386), (55622, 362519), (62198, 324191), (92162, 218789), (92626, 217693)]