20803464552

素因数分解:

$2^3\times 3^1\times {\mathrm{13}}^1\times {\mathrm{103}}^1\times {\mathrm{647357}}^1$

素因数の和:647482

約数の個数: 64

約数和(自身を含む): 56553194880

約数和(自身を除く): 35749730328

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 24, 26, 39, 52, 78, 103, 104, 156, 206, 309, 312, 412, 618, 824, 1236, 1339, 2472, 2678, 4017, 5356, 8034, 10712, 16068, 32136, 647357, 1294714, 1942071, 2589428, 3884142, 5178856, 7768284, 8415641, 15536568, 16831282, 25246923, 33662564, 50493846, 66677771, 67325128, 100987692, 133355542, 200033313, 201975384, 266711084, 400066626, 533422168, 800133252, 866811023, 1600266504, 1733622046, 2600433069, 3467244092, 5200866138, 6934488184, 10401732276, 20803464552]

約数ペア:

[(1, 20803464552), (2, 10401732276), (3, 6934488184), (4, 5200866138), (6, 3467244092), (8, 2600433069), (12, 1733622046), (13, 1600266504), (24, 866811023), (26, 800133252), (39, 533422168), (52, 400066626), (78, 266711084), (103, 201975384), (104, 200033313), (156, 133355542), (206, 100987692), (309, 67325128), (312, 66677771), (412, 50493846), (618, 33662564), (824, 25246923), (1236, 16831282), (1339, 15536568), (2472, 8415641), (2678, 7768284), (4017, 5178856), (5356, 3884142), (8034, 2589428), (10712, 1942071), (16068, 1294714), (32136, 647357)]