19469904

素因数分解:

$2^4\times 3^1\times {\mathrm{29}}^1\times {\mathrm{71}}^1\times {\mathrm{197}}^1$

素因数の和:308

約数の個数: 80

約数和(自身を含む): 53032320

約数和(自身を除く): 33562416

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 29, 48, 58, 71, 87, 116, 142, 174, 197, 213, 232, 284, 348, 394, 426, 464, 568, 591, 696, 788, 852, 1136, 1182, 1392, 1576, 1704, 2059, 2364, 3152, 3408, 4118, 4728, 5713, 6177, 8236, 9456, 11426, 12354, 13987, 16472, 17139, 22852, 24708, 27974, 32944, 34278, 41961, 45704, 49416, 55948, 68556, 83922, 91408, 98832, 111896, 137112, 167844, 223792, 274224, 335688, 405623, 671376, 811246, 1216869, 1622492, 2433738, 3244984, 4867476, 6489968, 9734952, 19469904]

約数ペア:

[(1, 19469904), (2, 9734952), (3, 6489968), (4, 4867476), (6, 3244984), (8, 2433738), (12, 1622492), (16, 1216869), (24, 811246), (29, 671376), (48, 405623), (58, 335688), (71, 274224), (87, 223792), (116, 167844), (142, 137112), (174, 111896), (197, 98832), (213, 91408), (232, 83922), (284, 68556), (348, 55948), (394, 49416), (426, 45704), (464, 41961), (568, 34278), (591, 32944), (696, 27974), (788, 24708), (852, 22852), (1136, 17139), (1182, 16472), (1392, 13987), (1576, 12354), (1704, 11426), (2059, 9456), (2364, 8236), (3152, 6177), (3408, 5713), (4118, 4728)]