19242405

素因数分解:

$3^2\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{127}}^1$

素因数の和:195

約数の個数: 96

約数和(自身を含む): 42491904

約数和(自身を除く): 23249499

約数列:

[1, 3, 5, 7, 9, 13, 15, 21, 35, 37, 39, 45, 63, 65, 91, 105, 111, 117, 127, 185, 195, 259, 273, 315, 333, 381, 455, 481, 555, 585, 635, 777, 819, 889, 1143, 1295, 1365, 1443, 1651, 1665, 1905, 2331, 2405, 2667, 3367, 3885, 4095, 4329, 4445, 4699, 4953, 5715, 7215, 8001, 8255, 10101, 11557, 11655, 13335, 14097, 14859, 16835, 21645, 23495, 24765, 30303, 32893, 34671, 40005, 42291, 50505, 57785, 61087, 70485, 74295, 98679, 104013, 151515, 164465, 173355, 183261, 211455, 296037, 305435, 427609, 493395, 520065, 549783, 916305, 1282827, 1480185, 2138045, 2748915, 3848481, 6414135, 19242405]

約数ペア:

[(1, 19242405), (3, 6414135), (5, 3848481), (7, 2748915), (9, 2138045), (13, 1480185), (15, 1282827), (21, 916305), (35, 549783), (37, 520065), (39, 493395), (45, 427609), (63, 305435), (65, 296037), (91, 211455), (105, 183261), (111, 173355), (117, 164465), (127, 151515), (185, 104013), (195, 98679), (259, 74295), (273, 70485), (315, 61087), (333, 57785), (381, 50505), (455, 42291), (481, 40005), (555, 34671), (585, 32893), (635, 30303), (777, 24765), (819, 23495), (889, 21645), (1143, 16835), (1295, 14859), (1365, 14097), (1443, 13335), (1651, 11655), (1665, 11557), (1905, 10101), (2331, 8255), (2405, 8001), (2667, 7215), (3367, 5715), (3885, 4953), (4095, 4699), (4329, 4445)]