20941488

素因数分解:

$2^4\times 3^2\times {\mathrm{41}}^1\times {\mathrm{3547}}^1$

素因数の和:3602

約数の個数: 60

約数和(自身を含む): 60053448

約数和(自身を除く): 39111960

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 36, 41, 48, 72, 82, 123, 144, 164, 246, 328, 369, 492, 656, 738, 984, 1476, 1968, 2952, 3547, 5904, 7094, 10641, 14188, 21282, 28376, 31923, 42564, 56752, 63846, 85128, 127692, 145427, 170256, 255384, 290854, 436281, 510768, 581708, 872562, 1163416, 1308843, 1745124, 2326832, 2617686, 3490248, 5235372, 6980496, 10470744, 20941488]

約数ペア:

[(1, 20941488), (2, 10470744), (3, 6980496), (4, 5235372), (6, 3490248), (8, 2617686), (9, 2326832), (12, 1745124), (16, 1308843), (18, 1163416), (24, 872562), (36, 581708), (41, 510768), (48, 436281), (72, 290854), (82, 255384), (123, 170256), (144, 145427), (164, 127692), (246, 85128), (328, 63846), (369, 56752), (492, 42564), (656, 31923), (738, 28376), (984, 21282), (1476, 14188), (1968, 10641), (2952, 7094), (3547, 5904)]