20213504616

素因数分解:

$2^3\times 3^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{263}}^1\times {\mathrm{5437}}^1$

素因数の和:5759

約数の個数: 128

約数和(自身を含む): 55128268800

約数和(自身を除く): 34914764184

約数列:

[1, 2, 3, 4, 6, 8, 12, 19, 24, 31, 38, 57, 62, 76, 93, 114, 124, 152, 186, 228, 248, 263, 372, 456, 526, 589, 744, 789, 1052, 1178, 1578, 1767, 2104, 2356, 3156, 3534, 4712, 4997, 5437, 6312, 7068, 8153, 9994, 10874, 14136, 14991, 16306, 16311, 19988, 21748, 24459, 29982, 32612, 32622, 39976, 43496, 48918, 59964, 65224, 65244, 97836, 103303, 119928, 130488, 154907, 168547, 195672, 206606, 309814, 309909, 337094, 413212, 464721, 505641, 619628, 619818, 674188, 826424, 929442, 1011282, 1239256, 1239636, 1348376, 1429931, 1858884, 2022564, 2479272, 2859862, 3202393, 3717768, 4045128, 4289793, 5719724, 6404786, 8579586, 9607179, 11439448, 12809572, 17159172, 19214358, 25619144, 27168689, 34318344, 38428716, 44327861, 54337378, 76857432, 81506067, 88655722, 108674756, 132983583, 163012134, 177311444, 217349512, 265967166, 326024268, 354622888, 531934332, 652048536, 842229359, 1063868664, 1684458718, 2526688077, 3368917436, 5053376154, 6737834872, 10106752308, 20213504616]

約数ペア:

[(1, 20213504616), (2, 10106752308), (3, 6737834872), (4, 5053376154), (6, 3368917436), (8, 2526688077), (12, 1684458718), (19, 1063868664), (24, 842229359), (31, 652048536), (38, 531934332), (57, 354622888), (62, 326024268), (76, 265967166), (93, 217349512), (114, 177311444), (124, 163012134), (152, 132983583), (186, 108674756), (228, 88655722), (248, 81506067), (263, 76857432), (372, 54337378), (456, 44327861), (526, 38428716), (589, 34318344), (744, 27168689), (789, 25619144), (1052, 19214358), (1178, 17159172), (1578, 12809572), (1767, 11439448), (2104, 9607179), (2356, 8579586), (3156, 6404786), (3534, 5719724), (4712, 4289793), (4997, 4045128), (5437, 3717768), (6312, 3202393), (7068, 2859862), (8153, 2479272), (9994, 2022564), (10874, 1858884), (14136, 1429931), (14991, 1348376), (16306, 1239636), (16311, 1239256), (19988, 1011282), (21748, 929442), (24459, 826424), (29982, 674188), (32612, 619818), (32622, 619628), (39976, 505641), (43496, 464721), (48918, 413212), (59964, 337094), (65224, 309909), (65244, 309814), (97836, 206606), (103303, 195672), (119928, 168547), (130488, 154907)]