20836616

素因数分解:

$2^3\times {\mathrm{19}}^1\times {\mathrm{29}}^2\times {\mathrm{163}}^1$

素因数の和:246

約数の個数: 48

約数和(自身を含む): 42853200

約数和(自身を除く): 22016584

約数列:

[1, 2, 4, 8, 19, 29, 38, 58, 76, 116, 152, 163, 232, 326, 551, 652, 841, 1102, 1304, 1682, 2204, 3097, 3364, 4408, 4727, 6194, 6728, 9454, 12388, 15979, 18908, 24776, 31958, 37816, 63916, 89813, 127832, 137083, 179626, 274166, 359252, 548332, 718504, 1096664, 2604577, 5209154, 10418308, 20836616]

約数ペア:

[(1, 20836616), (2, 10418308), (4, 5209154), (8, 2604577), (19, 1096664), (29, 718504), (38, 548332), (58, 359252), (76, 274166), (116, 179626), (152, 137083), (163, 127832), (232, 89813), (326, 63916), (551, 37816), (652, 31958), (841, 24776), (1102, 18908), (1304, 15979), (1682, 12388), (2204, 9454), (3097, 6728), (3364, 6194), (4408, 4727)]