18874596

素因数分解:

$2^2\times 3^1\times {\mathrm{13}}^2\times {\mathrm{41}}^1\times {\mathrm{227}}^1$

素因数の和:301

約数の個数: 72

約数和(自身を含む): 49067424

約数和(自身を除く): 30192828

約数列:

[1, 2, 3, 4, 6, 12, 13, 26, 39, 41, 52, 78, 82, 123, 156, 164, 169, 227, 246, 338, 454, 492, 507, 533, 676, 681, 908, 1014, 1066, 1362, 1599, 2028, 2132, 2724, 2951, 3198, 5902, 6396, 6929, 8853, 9307, 11804, 13858, 17706, 18614, 20787, 27716, 27921, 35412, 37228, 38363, 41574, 55842, 76726, 83148, 111684, 115089, 120991, 153452, 230178, 241982, 362973, 460356, 483964, 725946, 1451892, 1572883, 3145766, 4718649, 6291532, 9437298, 18874596]

約数ペア:

[(1, 18874596), (2, 9437298), (3, 6291532), (4, 4718649), (6, 3145766), (12, 1572883), (13, 1451892), (26, 725946), (39, 483964), (41, 460356), (52, 362973), (78, 241982), (82, 230178), (123, 153452), (156, 120991), (164, 115089), (169, 111684), (227, 83148), (246, 76726), (338, 55842), (454, 41574), (492, 38363), (507, 37228), (533, 35412), (676, 27921), (681, 27716), (908, 20787), (1014, 18614), (1066, 17706), (1362, 13858), (1599, 11804), (2028, 9307), (2132, 8853), (2724, 6929), (2951, 6396), (3198, 5902)]