189451984

素因数分解:

$2^4\times {\mathrm{607}}^1\times {\mathrm{19507}}^1$

素因数の和:20122

約数の個数: 20

約数和(自身を含む): 367686784

約数和(自身を除く): 178234800

約数列:

[1, 2, 4, 8, 16, 607, 1214, 2428, 4856, 9712, 19507, 39014, 78028, 156056, 312112, 11840749, 23681498, 47362996, 94725992, 189451984]

約数ペア:

[(1, 189451984), (2, 94725992), (4, 47362996), (8, 23681498), (16, 11840749), (607, 312112), (1214, 156056), (2428, 78028), (4856, 39014), (9712, 19507)]