217430908

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{307}}^1\times {\mathrm{9319}}^1$

素因数の和:9649

約数の個数: 24

約数和(自身を含む): 401878400

約数和(自身を除く): 184447492

約数列:

[1, 2, 4, 19, 38, 76, 307, 614, 1228, 5833, 9319, 11666, 18638, 23332, 37276, 177061, 354122, 708244, 2860933, 5721866, 11443732, 54357727, 108715454, 217430908]

約数ペア:

[(1, 217430908), (2, 108715454), (4, 54357727), (19, 11443732), (38, 5721866), (76, 2860933), (307, 708244), (614, 354122), (1228, 177061), (5833, 37276), (9319, 23332), (11666, 18638)]