18493244

素因数分解:

$2^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{97}}^1\times {\mathrm{619}}^1$

素因数の和:738

約数の個数: 48

約数和(自身を含む): 40830720

約数和(自身を除く): 22337476

約数列:

[1, 2, 4, 7, 11, 14, 22, 28, 44, 77, 97, 154, 194, 308, 388, 619, 679, 1067, 1238, 1358, 2134, 2476, 2716, 4268, 4333, 6809, 7469, 8666, 13618, 14938, 17332, 27236, 29876, 47663, 60043, 95326, 120086, 190652, 240172, 420301, 660473, 840602, 1320946, 1681204, 2641892, 4623311, 9246622, 18493244]

約数ペア:

[(1, 18493244), (2, 9246622), (4, 4623311), (7, 2641892), (11, 1681204), (14, 1320946), (22, 840602), (28, 660473), (44, 420301), (77, 240172), (97, 190652), (154, 120086), (194, 95326), (308, 60043), (388, 47663), (619, 29876), (679, 27236), (1067, 17332), (1238, 14938), (1358, 13618), (2134, 8666), (2476, 7469), (2716, 6809), (4268, 4333)]