20228959604

素因数分解:

$2^2\times 7^1\times {\mathrm{31}}^1\times {\mathrm{71}}^1\times {\mathrm{328243}}^1$

素因数の和:328356

約数の個数: 48

約数和(自身を含む): 42351353856

約数和(自身を除く): 22122394252

約数列:

[1, 2, 4, 7, 14, 28, 31, 62, 71, 124, 142, 217, 284, 434, 497, 868, 994, 1988, 2201, 4402, 8804, 15407, 30814, 61628, 328243, 656486, 1312972, 2297701, 4595402, 9190804, 10175533, 20351066, 23305253, 40702132, 46610506, 71228731, 93221012, 142457462, 163136771, 284914924, 326273542, 652547084, 722462843, 1444925686, 2889851372, 5057239901, 10114479802, 20228959604]

約数ペア:

[(1, 20228959604), (2, 10114479802), (4, 5057239901), (7, 2889851372), (14, 1444925686), (28, 722462843), (31, 652547084), (62, 326273542), (71, 284914924), (124, 163136771), (142, 142457462), (217, 93221012), (284, 71228731), (434, 46610506), (497, 40702132), (868, 23305253), (994, 20351066), (1988, 10175533), (2201, 9190804), (4402, 4595402), (8804, 2297701), (15407, 1312972), (30814, 656486), (61628, 328243)]