20852784

素因数分解:

$2^4\times 3^2\times {\mathrm{179}}^1\times {\mathrm{809}}^1$

素因数の和:1002

約数の個数: 60

約数和(自身を含む): 58757400

約数和(自身を除く): 37904616

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 36, 48, 72, 144, 179, 358, 537, 716, 809, 1074, 1432, 1611, 1618, 2148, 2427, 2864, 3222, 3236, 4296, 4854, 6444, 6472, 7281, 8592, 9708, 12888, 12944, 14562, 19416, 25776, 29124, 38832, 58248, 116496, 144811, 289622, 434433, 579244, 868866, 1158488, 1303299, 1737732, 2316976, 2606598, 3475464, 5213196, 6950928, 10426392, 20852784]

約数ペア:

[(1, 20852784), (2, 10426392), (3, 6950928), (4, 5213196), (6, 3475464), (8, 2606598), (9, 2316976), (12, 1737732), (16, 1303299), (18, 1158488), (24, 868866), (36, 579244), (48, 434433), (72, 289622), (144, 144811), (179, 116496), (358, 58248), (537, 38832), (716, 29124), (809, 25776), (1074, 19416), (1432, 14562), (1611, 12944), (1618, 12888), (2148, 9708), (2427, 8592), (2864, 7281), (3222, 6472), (3236, 6444), (4296, 4854)]