20807460618

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{2269}}^1\times {\mathrm{7529}}^1$

素因数の和:9839

約数の個数: 64

約数和(自身を含む): 49228128000

約数和(自身を除く): 28420667382

約数列:

[1, 2, 3, 6, 7, 14, 21, 29, 42, 58, 87, 174, 203, 406, 609, 1218, 2269, 4538, 6807, 7529, 13614, 15058, 15883, 22587, 31766, 45174, 47649, 52703, 65801, 95298, 105406, 131602, 158109, 197403, 218341, 316218, 394806, 436682, 460607, 655023, 921214, 1310046, 1381821, 1528387, 2763642, 3056774, 4585161, 9170322, 17083301, 34166602, 51249903, 102499806, 119583107, 239166214, 358749321, 495415729, 717498642, 990831458, 1486247187, 2972494374, 3467910103, 6935820206, 10403730309, 20807460618]

約数ペア:

[(1, 20807460618), (2, 10403730309), (3, 6935820206), (6, 3467910103), (7, 2972494374), (14, 1486247187), (21, 990831458), (29, 717498642), (42, 495415729), (58, 358749321), (87, 239166214), (174, 119583107), (203, 102499806), (406, 51249903), (609, 34166602), (1218, 17083301), (2269, 9170322), (4538, 4585161), (6807, 3056774), (7529, 2763642), (13614, 1528387), (15058, 1381821), (15883, 1310046), (22587, 921214), (31766, 655023), (45174, 460607), (47649, 436682), (52703, 394806), (65801, 316218), (95298, 218341), (105406, 197403), (131602, 158109)]