17661196

素因数分解:

$2^2\times 7^1\times {\mathrm{31}}^1\times {\mathrm{20347}}^1$

素因数の和:20389

約数の個数: 24

約数和(自身を含む): 36463616

約数和(自身を除く): 18802420

約数列:

[1, 2, 4, 7, 14, 28, 31, 62, 124, 217, 434, 868, 20347, 40694, 81388, 142429, 284858, 569716, 630757, 1261514, 2523028, 4415299, 8830598, 17661196]

約数ペア:

[(1, 17661196), (2, 8830598), (4, 4415299), (7, 2523028), (14, 1261514), (28, 630757), (31, 569716), (62, 284858), (124, 142429), (217, 81388), (434, 40694), (868, 20347)]