197905984

素因数分解:

$2^6\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{4337}}^1$

素因数の和:4403

約数の個数: 56

約数和(自身を含む): 423111168

約数和(自身を除く): 225205184

約数列:

[1, 2, 4, 8, 16, 23, 31, 32, 46, 62, 64, 92, 124, 184, 248, 368, 496, 713, 736, 992, 1426, 1472, 1984, 2852, 4337, 5704, 8674, 11408, 17348, 22816, 34696, 45632, 69392, 99751, 134447, 138784, 199502, 268894, 277568, 399004, 537788, 798008, 1075576, 1596016, 2151152, 3092281, 3192032, 4302304, 6184562, 6384064, 8604608, 12369124, 24738248, 49476496, 98952992, 197905984]

約数ペア:

[(1, 197905984), (2, 98952992), (4, 49476496), (8, 24738248), (16, 12369124), (23, 8604608), (31, 6384064), (32, 6184562), (46, 4302304), (62, 3192032), (64, 3092281), (92, 2151152), (124, 1596016), (184, 1075576), (248, 798008), (368, 537788), (496, 399004), (713, 277568), (736, 268894), (992, 199502), (1426, 138784), (1472, 134447), (1984, 99751), (2852, 69392), (4337, 45632), (5704, 34696), (8674, 22816), (11408, 17348)]