20245788

素因数分解:

$2^2\times 3^6\times {\mathrm{53}}^1\times {\mathrm{131}}^1$

素因数の和:206

約数の個数: 84

約数和(自身を含む): 54536328

約数和(自身を除く): 34290540

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 27, 36, 53, 54, 81, 106, 108, 131, 159, 162, 212, 243, 262, 318, 324, 393, 477, 486, 524, 636, 729, 786, 954, 972, 1179, 1431, 1458, 1572, 1908, 2358, 2862, 2916, 3537, 4293, 4716, 5724, 6943, 7074, 8586, 10611, 12879, 13886, 14148, 17172, 20829, 21222, 25758, 27772, 31833, 38637, 41658, 42444, 51516, 62487, 63666, 77274, 83316, 95499, 124974, 127332, 154548, 187461, 190998, 249948, 374922, 381996, 562383, 749844, 1124766, 1687149, 2249532, 3374298, 5061447, 6748596, 10122894, 20245788]

約数ペア:

[(1, 20245788), (2, 10122894), (3, 6748596), (4, 5061447), (6, 3374298), (9, 2249532), (12, 1687149), (18, 1124766), (27, 749844), (36, 562383), (53, 381996), (54, 374922), (81, 249948), (106, 190998), (108, 187461), (131, 154548), (159, 127332), (162, 124974), (212, 95499), (243, 83316), (262, 77274), (318, 63666), (324, 62487), (393, 51516), (477, 42444), (486, 41658), (524, 38637), (636, 31833), (729, 27772), (786, 25758), (954, 21222), (972, 20829), (1179, 17172), (1431, 14148), (1458, 13886), (1572, 12879), (1908, 10611), (2358, 8586), (2862, 7074), (2916, 6943), (3537, 5724), (4293, 4716)]