18744388

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{83}}^1\times {\mathrm{101}}^1$

素因数の和:244

約数の個数: 48

約数和(自身を含む): 36945216

約数和(自身を除く): 18200828

約数列:

[1, 2, 4, 13, 26, 43, 52, 83, 86, 101, 166, 172, 202, 332, 404, 559, 1079, 1118, 1313, 2158, 2236, 2626, 3569, 4316, 4343, 5252, 7138, 8383, 8686, 14276, 16766, 17372, 33532, 46397, 56459, 92794, 108979, 112918, 185588, 217958, 225836, 360469, 435916, 720938, 1441876, 4686097, 9372194, 18744388]

約数ペア:

[(1, 18744388), (2, 9372194), (4, 4686097), (13, 1441876), (26, 720938), (43, 435916), (52, 360469), (83, 225836), (86, 217958), (101, 185588), (166, 112918), (172, 108979), (202, 92794), (332, 56459), (404, 46397), (559, 33532), (1079, 17372), (1118, 16766), (1313, 14276), (2158, 8686), (2236, 8383), (2626, 7138), (3569, 5252), (4316, 4343)]