20163994446

素因数分解:

$2^1\times 3^1\times {\mathrm{61}}^1\times {\mathrm{73}}^1\times {\mathrm{397}}^1\times {\mathrm{1901}}^1$

素因数の和:2437

約数の個数: 64

約数和(自身を含む): 41677171776

約数和(自身を除く): 21513177330

約数列:

[1, 2, 3, 6, 61, 73, 122, 146, 183, 219, 366, 397, 438, 794, 1191, 1901, 2382, 3802, 4453, 5703, 8906, 11406, 13359, 24217, 26718, 28981, 48434, 57962, 72651, 86943, 115961, 138773, 145302, 173886, 231922, 277546, 347883, 416319, 695766, 754697, 832638, 1509394, 1767841, 2264091, 3535682, 4528182, 5303523, 8465153, 10607046, 16930306, 25395459, 46036517, 50790918, 55092881, 92073034, 110185762, 138109551, 165278643, 276219102, 330557286, 3360665741, 6721331482, 10081997223, 20163994446]

約数ペア:

[(1, 20163994446), (2, 10081997223), (3, 6721331482), (6, 3360665741), (61, 330557286), (73, 276219102), (122, 165278643), (146, 138109551), (183, 110185762), (219, 92073034), (366, 55092881), (397, 50790918), (438, 46036517), (794, 25395459), (1191, 16930306), (1901, 10607046), (2382, 8465153), (3802, 5303523), (4453, 4528182), (5703, 3535682), (8906, 2264091), (11406, 1767841), (13359, 1509394), (24217, 832638), (26718, 754697), (28981, 695766), (48434, 416319), (57962, 347883), (72651, 277546), (86943, 231922), (115961, 173886), (138773, 145302)]