194520784

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{20641}}^1$

素因数の和:20699

約数の個数: 40

約数和(自身を含む): 409537280

約数和(自身を除く): 215016496

約数列:

[1, 2, 4, 8, 16, 19, 31, 38, 62, 76, 124, 152, 248, 304, 496, 589, 1178, 2356, 4712, 9424, 20641, 41282, 82564, 165128, 330256, 392179, 639871, 784358, 1279742, 1568716, 2559484, 3137432, 5118968, 6274864, 10237936, 12157549, 24315098, 48630196, 97260392, 194520784]

約数ペア:

[(1, 194520784), (2, 97260392), (4, 48630196), (8, 24315098), (16, 12157549), (19, 10237936), (31, 6274864), (38, 5118968), (62, 3137432), (76, 2559484), (124, 1568716), (152, 1279742), (248, 784358), (304, 639871), (496, 392179), (589, 330256), (1178, 165128), (2356, 82564), (4712, 41282), (9424, 20641)]