19966050

素因数分解:

$2^1\times 3^2\times 5^2\times {\mathrm{13}}^1\times {\mathrm{3413}}^1$

素因数の和:3444

約数の個数: 72

約数和(自身を含む): 57785364

約数和(自身を除く): 37819314

約数列:

[1, 2, 3, 5, 6, 9, 10, 13, 15, 18, 25, 26, 30, 39, 45, 50, 65, 75, 78, 90, 117, 130, 150, 195, 225, 234, 325, 390, 450, 585, 650, 975, 1170, 1950, 2925, 3413, 5850, 6826, 10239, 17065, 20478, 30717, 34130, 44369, 51195, 61434, 85325, 88738, 102390, 133107, 153585, 170650, 221845, 255975, 266214, 307170, 399321, 443690, 511950, 665535, 767925, 798642, 1109225, 1331070, 1535850, 1996605, 2218450, 3327675, 3993210, 6655350, 9983025, 19966050]

約数ペア:

[(1, 19966050), (2, 9983025), (3, 6655350), (5, 3993210), (6, 3327675), (9, 2218450), (10, 1996605), (13, 1535850), (15, 1331070), (18, 1109225), (25, 798642), (26, 767925), (30, 665535), (39, 511950), (45, 443690), (50, 399321), (65, 307170), (75, 266214), (78, 255975), (90, 221845), (117, 170650), (130, 153585), (150, 133107), (195, 102390), (225, 88738), (234, 85325), (325, 61434), (390, 51195), (450, 44369), (585, 34130), (650, 30717), (975, 20478), (1170, 17065), (1950, 10239), (2925, 6826), (3413, 5850)]