19595152

素因数分解:

$2^4\times {\mathrm{17}}^1\times {\mathrm{61}}^1\times {\mathrm{1181}}^1$

素因数の和:1267

約数の個数: 40

約数和(自身を含む): 40892472

約数和(自身を除く): 21297320

約数列:

[1, 2, 4, 8, 16, 17, 34, 61, 68, 122, 136, 244, 272, 488, 976, 1037, 1181, 2074, 2362, 4148, 4724, 8296, 9448, 16592, 18896, 20077, 40154, 72041, 80308, 144082, 160616, 288164, 321232, 576328, 1152656, 1224697, 2449394, 4898788, 9797576, 19595152]

約数ペア:

[(1, 19595152), (2, 9797576), (4, 4898788), (8, 2449394), (16, 1224697), (17, 1152656), (34, 576328), (61, 321232), (68, 288164), (122, 160616), (136, 144082), (244, 80308), (272, 72041), (488, 40154), (976, 20077), (1037, 18896), (1181, 16592), (2074, 9448), (2362, 8296), (4148, 4724)]