18749874

素因数分解:

$2^1\times 3^1\times {\mathrm{11}}^1\times {\mathrm{13}}^2\times {\mathrm{41}}^2$

素因数の和:124

約数の個数: 72

約数和(自身を含む): 45404496

約数和(自身を除く): 26654622

約数列:

[1, 2, 3, 6, 11, 13, 22, 26, 33, 39, 41, 66, 78, 82, 123, 143, 169, 246, 286, 338, 429, 451, 507, 533, 858, 902, 1014, 1066, 1353, 1599, 1681, 1859, 2706, 3198, 3362, 3718, 5043, 5577, 5863, 6929, 10086, 11154, 11726, 13858, 17589, 18491, 20787, 21853, 35178, 36982, 41574, 43706, 55473, 65559, 76219, 110946, 131118, 152438, 228657, 240383, 284089, 457314, 480766, 568178, 721149, 852267, 1442298, 1704534, 3124979, 6249958, 9374937, 18749874]

約数ペア:

[(1, 18749874), (2, 9374937), (3, 6249958), (6, 3124979), (11, 1704534), (13, 1442298), (22, 852267), (26, 721149), (33, 568178), (39, 480766), (41, 457314), (66, 284089), (78, 240383), (82, 228657), (123, 152438), (143, 131118), (169, 110946), (246, 76219), (286, 65559), (338, 55473), (429, 43706), (451, 41574), (507, 36982), (533, 35178), (858, 21853), (902, 20787), (1014, 18491), (1066, 17589), (1353, 13858), (1599, 11726), (1681, 11154), (1859, 10086), (2706, 6929), (3198, 5863), (3362, 5577), (3718, 5043)]