18847690

素因数分解:

$2^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{163}}^1\times {\mathrm{373}}^1$

素因数の和:574

約数の個数: 32

約数和(自身を含む): 35329536

約数和(自身を除く): 16481846

約数列:

[1, 2, 5, 10, 31, 62, 155, 163, 310, 326, 373, 746, 815, 1630, 1865, 3730, 5053, 10106, 11563, 23126, 25265, 50530, 57815, 60799, 115630, 121598, 303995, 607990, 1884769, 3769538, 9423845, 18847690]

約数ペア:

[(1, 18847690), (2, 9423845), (5, 3769538), (10, 1884769), (31, 607990), (62, 303995), (155, 121598), (163, 115630), (310, 60799), (326, 57815), (373, 50530), (746, 25265), (815, 23126), (1630, 11563), (1865, 10106), (3730, 5053)]