20313232

素因数分解:

$2^4\times {\mathrm{17}}^2\times {\mathrm{23}}^1\times {\mathrm{191}}^1$

素因数の和:256

約数の個数: 60

約数和(自身を含む): 43854336

約数和(自身を除く): 23541104

約数列:

[1, 2, 4, 8, 16, 17, 23, 34, 46, 68, 92, 136, 184, 191, 272, 289, 368, 382, 391, 578, 764, 782, 1156, 1528, 1564, 2312, 3056, 3128, 3247, 4393, 4624, 6256, 6494, 6647, 8786, 12988, 13294, 17572, 25976, 26588, 35144, 51952, 53176, 55199, 70288, 74681, 106352, 110398, 149362, 220796, 298724, 441592, 597448, 883184, 1194896, 1269577, 2539154, 5078308, 10156616, 20313232]

約数ペア:

[(1, 20313232), (2, 10156616), (4, 5078308), (8, 2539154), (16, 1269577), (17, 1194896), (23, 883184), (34, 597448), (46, 441592), (68, 298724), (92, 220796), (136, 149362), (184, 110398), (191, 106352), (272, 74681), (289, 70288), (368, 55199), (382, 53176), (391, 51952), (578, 35144), (764, 26588), (782, 25976), (1156, 17572), (1528, 13294), (1564, 12988), (2312, 8786), (3056, 6647), (3128, 6494), (3247, 6256), (4393, 4624)]