20672352

素因数分解:

$2^5\times 3^2\times {\mathrm{179}}^1\times {\mathrm{401}}^1$

素因数の和:596

約数の個数: 72

約数和(自身を含む): 59262840

約数和(自身を除く): 38590488

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 32, 36, 48, 72, 96, 144, 179, 288, 358, 401, 537, 716, 802, 1074, 1203, 1432, 1604, 1611, 2148, 2406, 2864, 3208, 3222, 3609, 4296, 4812, 5728, 6416, 6444, 7218, 8592, 9624, 12832, 12888, 14436, 17184, 19248, 25776, 28872, 38496, 51552, 57744, 71779, 115488, 143558, 215337, 287116, 430674, 574232, 646011, 861348, 1148464, 1292022, 1722696, 2296928, 2584044, 3445392, 5168088, 6890784, 10336176, 20672352]

約数ペア:

[(1, 20672352), (2, 10336176), (3, 6890784), (4, 5168088), (6, 3445392), (8, 2584044), (9, 2296928), (12, 1722696), (16, 1292022), (18, 1148464), (24, 861348), (32, 646011), (36, 574232), (48, 430674), (72, 287116), (96, 215337), (144, 143558), (179, 115488), (288, 71779), (358, 57744), (401, 51552), (537, 38496), (716, 28872), (802, 25776), (1074, 19248), (1203, 17184), (1432, 14436), (1604, 12888), (1611, 12832), (2148, 9624), (2406, 8592), (2864, 7218), (3208, 6444), (3222, 6416), (3609, 5728), (4296, 4812)]