1947199672

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{89}}^1\times {\mathrm{248621}}^1$

素因数の和:248727

約数の個数: 32

約数和(自身を含む): 4027676400

約数和(自身を除く): 2080476728

約数列:

[1, 2, 4, 8, 11, 22, 44, 88, 89, 178, 356, 712, 979, 1958, 3916, 7832, 248621, 497242, 994484, 1988968, 2734831, 5469662, 10939324, 21878648, 22127269, 44254538, 88509076, 177018152, 243399959, 486799918, 973599836, 1947199672]

約数ペア:

[(1, 1947199672), (2, 973599836), (4, 486799918), (8, 243399959), (11, 177018152), (22, 88509076), (44, 44254538), (88, 22127269), (89, 21878648), (178, 10939324), (356, 5469662), (712, 2734831), (979, 1988968), (1958, 994484), (3916, 497242), (7832, 248621)]