16901320

素因数分解:

$2^3\times 5^1\times {\mathrm{23}}^1\times {\mathrm{18371}}^1$

素因数の和:18405

約数の個数: 32

約数和(自身を含む): 39683520

約数和(自身を除く): 22782200

約数列:

[1, 2, 4, 5, 8, 10, 20, 23, 40, 46, 92, 115, 184, 230, 460, 920, 18371, 36742, 73484, 91855, 146968, 183710, 367420, 422533, 734840, 845066, 1690132, 2112665, 3380264, 4225330, 8450660, 16901320]

約数ペア:

[(1, 16901320), (2, 8450660), (4, 4225330), (5, 3380264), (8, 2112665), (10, 1690132), (20, 845066), (23, 734840), (40, 422533), (46, 367420), (92, 183710), (115, 146968), (184, 91855), (230, 73484), (460, 36742), (920, 18371)]