19721632

素因数分解:

$2^5\times 7^1\times {\mathrm{17}}^1\times {\mathrm{5179}}^1$

素因数の和:5213

約数の個数: 48

約数和(自身を含む): 46992960

約数和(自身を除く): 27271328

約数列:

[1, 2, 4, 7, 8, 14, 16, 17, 28, 32, 34, 56, 68, 112, 119, 136, 224, 238, 272, 476, 544, 952, 1904, 3808, 5179, 10358, 20716, 36253, 41432, 72506, 82864, 88043, 145012, 165728, 176086, 290024, 352172, 580048, 616301, 704344, 1160096, 1232602, 1408688, 2465204, 2817376, 4930408, 9860816, 19721632]

約数ペア:

[(1, 19721632), (2, 9860816), (4, 4930408), (7, 2817376), (8, 2465204), (14, 1408688), (16, 1232602), (17, 1160096), (28, 704344), (32, 616301), (34, 580048), (56, 352172), (68, 290024), (112, 176086), (119, 165728), (136, 145012), (224, 88043), (238, 82864), (272, 72506), (476, 41432), (544, 36253), (952, 20716), (1904, 10358), (3808, 5179)]