19162845

素因数分解:

$3^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{61}}^1\times {\mathrm{179}}^1$

素因数の和:267

約数の個数: 64

約数和(自身を含む): 37497600

約数和(自身を除く): 18334755

約数列:

[1, 3, 5, 9, 13, 15, 27, 39, 45, 61, 65, 117, 135, 179, 183, 195, 305, 351, 537, 549, 585, 793, 895, 915, 1611, 1647, 1755, 2327, 2379, 2685, 2745, 3965, 4833, 6981, 7137, 8055, 8235, 10919, 11635, 11895, 20943, 21411, 24165, 32757, 34905, 35685, 54595, 62829, 98271, 104715, 107055, 141947, 163785, 294813, 314145, 425841, 491355, 709735, 1277523, 1474065, 2129205, 3832569, 6387615, 19162845]

約数ペア:

[(1, 19162845), (3, 6387615), (5, 3832569), (9, 2129205), (13, 1474065), (15, 1277523), (27, 709735), (39, 491355), (45, 425841), (61, 314145), (65, 294813), (117, 163785), (135, 141947), (179, 107055), (183, 104715), (195, 98271), (305, 62829), (351, 54595), (537, 35685), (549, 34905), (585, 32757), (793, 24165), (895, 21411), (915, 20943), (1611, 11895), (1647, 11635), (1755, 10919), (2327, 8235), (2379, 8055), (2685, 7137), (2745, 6981), (3965, 4833)]