19085430

素因数分解:

$2^1\times 3^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{6991}}^1$

素因数の和:7021

約数の個数: 64

約数和(自身を含む): 56383488

約数和(自身を除く): 37298058

約数列:

[1, 2, 3, 5, 6, 7, 10, 13, 14, 15, 21, 26, 30, 35, 39, 42, 65, 70, 78, 91, 105, 130, 182, 195, 210, 273, 390, 455, 546, 910, 1365, 2730, 6991, 13982, 20973, 34955, 41946, 48937, 69910, 90883, 97874, 104865, 146811, 181766, 209730, 244685, 272649, 293622, 454415, 489370, 545298, 636181, 734055, 908830, 1272362, 1363245, 1468110, 1908543, 2726490, 3180905, 3817086, 6361810, 9542715, 19085430]

約数ペア:

[(1, 19085430), (2, 9542715), (3, 6361810), (5, 3817086), (6, 3180905), (7, 2726490), (10, 1908543), (13, 1468110), (14, 1363245), (15, 1272362), (21, 908830), (26, 734055), (30, 636181), (35, 545298), (39, 489370), (42, 454415), (65, 293622), (70, 272649), (78, 244685), (91, 209730), (105, 181766), (130, 146811), (182, 104865), (195, 97874), (210, 90883), (273, 69910), (390, 48937), (455, 41946), (546, 34955), (910, 20973), (1365, 13982), (2730, 6991)]