20849352

素因数分解:

$2^3\times 3^1\times {\mathrm{37}}^1\times {\mathrm{53}}^1\times {\mathrm{443}}^1$

素因数の和:542

約数の個数: 64

約数和(自身を含む): 54665280

約数和(自身を除く): 33815928

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 37, 53, 74, 106, 111, 148, 159, 212, 222, 296, 318, 424, 443, 444, 636, 886, 888, 1272, 1329, 1772, 1961, 2658, 3544, 3922, 5316, 5883, 7844, 10632, 11766, 15688, 16391, 23479, 23532, 32782, 46958, 47064, 49173, 65564, 70437, 93916, 98346, 131128, 140874, 187832, 196692, 281748, 393384, 563496, 868723, 1737446, 2606169, 3474892, 5212338, 6949784, 10424676, 20849352]

約数ペア:

[(1, 20849352), (2, 10424676), (3, 6949784), (4, 5212338), (6, 3474892), (8, 2606169), (12, 1737446), (24, 868723), (37, 563496), (53, 393384), (74, 281748), (106, 196692), (111, 187832), (148, 140874), (159, 131128), (212, 98346), (222, 93916), (296, 70437), (318, 65564), (424, 49173), (443, 47064), (444, 46958), (636, 32782), (886, 23532), (888, 23479), (1272, 16391), (1329, 15688), (1772, 11766), (1961, 10632), (2658, 7844), (3544, 5883), (3922, 5316)]