1905877764

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{398053}}^1$

素因数の和:398089

約数の個数: 72

約数和(自身を含む): 5795666240

約数和(自身を除く): 3889788476

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 19, 21, 28, 36, 38, 42, 57, 63, 76, 84, 114, 126, 133, 171, 228, 252, 266, 342, 399, 532, 684, 798, 1197, 1596, 2394, 4788, 398053, 796106, 1194159, 1592212, 2388318, 2786371, 3582477, 4776636, 5572742, 7164954, 7563007, 8359113, 11145484, 14329908, 15126014, 16718226, 22689021, 25077339, 30252028, 33436452, 45378042, 50154678, 52941049, 68067063, 90756084, 100309356, 105882098, 136134126, 158823147, 211764196, 272268252, 317646294, 476469441, 635292588, 952938882, 1905877764]

約数ペア:

[(1, 1905877764), (2, 952938882), (3, 635292588), (4, 476469441), (6, 317646294), (7, 272268252), (9, 211764196), (12, 158823147), (14, 136134126), (18, 105882098), (19, 100309356), (21, 90756084), (28, 68067063), (36, 52941049), (38, 50154678), (42, 45378042), (57, 33436452), (63, 30252028), (76, 25077339), (84, 22689021), (114, 16718226), (126, 15126014), (133, 14329908), (171, 11145484), (228, 8359113), (252, 7563007), (266, 7164954), (342, 5572742), (399, 4776636), (532, 3582477), (684, 2786371), (798, 2388318), (1197, 1592212), (1596, 1194159), (2394, 796106), (4788, 398053)]