18906672

素因数分解:

$2^4\times 3^1\times {\mathrm{19}}^1\times {\mathrm{20731}}^1$

素因数の和:20761

約数の個数: 40

約数和(自身を含む): 51415360

約数和(自身を除く): 32508688

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 19, 24, 38, 48, 57, 76, 114, 152, 228, 304, 456, 912, 20731, 41462, 62193, 82924, 124386, 165848, 248772, 331696, 393889, 497544, 787778, 995088, 1181667, 1575556, 2363334, 3151112, 4726668, 6302224, 9453336, 18906672]

約数ペア:

[(1, 18906672), (2, 9453336), (3, 6302224), (4, 4726668), (6, 3151112), (8, 2363334), (12, 1575556), (16, 1181667), (19, 995088), (24, 787778), (38, 497544), (48, 393889), (57, 331696), (76, 248772), (114, 165848), (152, 124386), (228, 82924), (304, 62193), (456, 41462), (912, 20731)]