18933237645

素因数分解:

$3^1\times 5^1\times 7^2\times {\mathrm{61}}^1\times {\mathrm{422287}}^1$

素因数の和:422370

約数の個数: 48

約数和(自身を含む): 35816779008

約数和(自身を除く): 16883541363

約数列:

[1, 3, 5, 7, 15, 21, 35, 49, 61, 105, 147, 183, 245, 305, 427, 735, 915, 1281, 2135, 2989, 6405, 8967, 14945, 44835, 422287, 1266861, 2111435, 2956009, 6334305, 8868027, 14780045, 20692063, 25759507, 44340135, 62076189, 77278521, 103460315, 128797535, 180316549, 310380945, 386392605, 540949647, 901582745, 1262215843, 2704748235, 3786647529, 6311079215, 18933237645]

約数ペア:

[(1, 18933237645), (3, 6311079215), (5, 3786647529), (7, 2704748235), (15, 1262215843), (21, 901582745), (35, 540949647), (49, 386392605), (61, 310380945), (105, 180316549), (147, 128797535), (183, 103460315), (245, 77278521), (305, 62076189), (427, 44340135), (735, 25759507), (915, 20692063), (1281, 14780045), (2135, 8868027), (2989, 6334305), (6405, 2956009), (8967, 2111435), (14945, 1266861), (44835, 422287)]