19990584

素因数分解:

$2^3\times 3^3\times {\mathrm{19}}^1\times {\mathrm{4871}}^1$

素因数の和:4905

約数の個数: 64

約数和(自身を含む): 58464000

約数和(自身を除く): 38473416

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 19, 24, 27, 36, 38, 54, 57, 72, 76, 108, 114, 152, 171, 216, 228, 342, 456, 513, 684, 1026, 1368, 2052, 4104, 4871, 9742, 14613, 19484, 29226, 38968, 43839, 58452, 87678, 92549, 116904, 131517, 175356, 185098, 263034, 277647, 350712, 370196, 526068, 555294, 740392, 832941, 1052136, 1110588, 1665882, 2221176, 2498823, 3331764, 4997646, 6663528, 9995292, 19990584]

約数ペア:

[(1, 19990584), (2, 9995292), (3, 6663528), (4, 4997646), (6, 3331764), (8, 2498823), (9, 2221176), (12, 1665882), (18, 1110588), (19, 1052136), (24, 832941), (27, 740392), (36, 555294), (38, 526068), (54, 370196), (57, 350712), (72, 277647), (76, 263034), (108, 185098), (114, 175356), (152, 131517), (171, 116904), (216, 92549), (228, 87678), (342, 58452), (456, 43839), (513, 38968), (684, 29226), (1026, 19484), (1368, 14613), (2052, 9742), (4104, 4871)]