20124324

素因数分解:

$2^2\times 3^2\times {\mathrm{11}}^1\times {\mathrm{89}}^1\times {\mathrm{571}}^1$

素因数の和:681

約数の個数: 72

約数和(自身を含む): 56216160

約数和(自身を除く): 36091836

約数列:

[1, 2, 3, 4, 6, 9, 11, 12, 18, 22, 33, 36, 44, 66, 89, 99, 132, 178, 198, 267, 356, 396, 534, 571, 801, 979, 1068, 1142, 1602, 1713, 1958, 2284, 2937, 3204, 3426, 3916, 5139, 5874, 6281, 6852, 8811, 10278, 11748, 12562, 17622, 18843, 20556, 25124, 35244, 37686, 50819, 56529, 75372, 101638, 113058, 152457, 203276, 226116, 304914, 457371, 559009, 609828, 914742, 1118018, 1677027, 1829484, 2236036, 3354054, 5031081, 6708108, 10062162, 20124324]

約数ペア:

[(1, 20124324), (2, 10062162), (3, 6708108), (4, 5031081), (6, 3354054), (9, 2236036), (11, 1829484), (12, 1677027), (18, 1118018), (22, 914742), (33, 609828), (36, 559009), (44, 457371), (66, 304914), (89, 226116), (99, 203276), (132, 152457), (178, 113058), (198, 101638), (267, 75372), (356, 56529), (396, 50819), (534, 37686), (571, 35244), (801, 25124), (979, 20556), (1068, 18843), (1142, 17622), (1602, 12562), (1713, 11748), (1958, 10278), (2284, 8811), (2937, 6852), (3204, 6281), (3426, 5874), (3916, 5139)]