18696532

素因数分解:

$2^2\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{499}}^1$

素因数の和:568

約数の個数: 48

約数和(自身を含む): 37800000

約数和(自身を除く): 19103468

約数列:

[1, 2, 4, 17, 19, 29, 34, 38, 58, 68, 76, 116, 323, 493, 499, 551, 646, 986, 998, 1102, 1292, 1972, 1996, 2204, 8483, 9367, 9481, 14471, 16966, 18734, 18962, 28942, 33932, 37468, 37924, 57884, 161177, 246007, 274949, 322354, 492014, 549898, 644708, 984028, 1099796, 4674133, 9348266, 18696532]

約数ペア:

[(1, 18696532), (2, 9348266), (4, 4674133), (17, 1099796), (19, 984028), (29, 644708), (34, 549898), (38, 492014), (58, 322354), (68, 274949), (76, 246007), (116, 161177), (323, 57884), (493, 37924), (499, 37468), (551, 33932), (646, 28942), (986, 18962), (998, 18734), (1102, 16966), (1292, 14471), (1972, 9481), (1996, 9367), (2204, 8483)]