198551456

素因数分解:

$2^5\times {\mathrm{23}}^1\times {\mathrm{101}}^1\times {\mathrm{2671}}^1$

素因数の和:2805

約数の個数: 48

約数和(自身を含む): 412086528

約数和(自身を除く): 213535072

約数列:

[1, 2, 4, 8, 16, 23, 32, 46, 92, 101, 184, 202, 368, 404, 736, 808, 1616, 2323, 2671, 3232, 4646, 5342, 9292, 10684, 18584, 21368, 37168, 42736, 61433, 74336, 85472, 122866, 245732, 269771, 491464, 539542, 982928, 1079084, 1965856, 2158168, 4316336, 6204733, 8632672, 12409466, 24818932, 49637864, 99275728, 198551456]

約数ペア:

[(1, 198551456), (2, 99275728), (4, 49637864), (8, 24818932), (16, 12409466), (23, 8632672), (32, 6204733), (46, 4316336), (92, 2158168), (101, 1965856), (184, 1079084), (202, 982928), (368, 539542), (404, 491464), (736, 269771), (808, 245732), (1616, 122866), (2323, 85472), (2671, 74336), (3232, 61433), (4646, 42736), (5342, 37168), (9292, 21368), (10684, 18584)]