20942856

素因数分解:

$2^3\times 3^2\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{853}}^1$

素因数の和:907

約数の個数: 96

約数和(自身を含む): 63947520

約数和(自身を除く): 43004664

約数列:

[1, 2, 3, 4, 6, 8, 9, 11, 12, 18, 22, 24, 31, 33, 36, 44, 62, 66, 72, 88, 93, 99, 124, 132, 186, 198, 248, 264, 279, 341, 372, 396, 558, 682, 744, 792, 853, 1023, 1116, 1364, 1706, 2046, 2232, 2559, 2728, 3069, 3412, 4092, 5118, 6138, 6824, 7677, 8184, 9383, 10236, 12276, 15354, 18766, 20472, 24552, 26443, 28149, 30708, 37532, 52886, 56298, 61416, 75064, 79329, 84447, 105772, 112596, 158658, 168894, 211544, 225192, 237987, 290873, 317316, 337788, 475974, 581746, 634632, 675576, 872619, 951948, 1163492, 1745238, 1903896, 2326984, 2617857, 3490476, 5235714, 6980952, 10471428, 20942856]

約数ペア:

[(1, 20942856), (2, 10471428), (3, 6980952), (4, 5235714), (6, 3490476), (8, 2617857), (9, 2326984), (11, 1903896), (12, 1745238), (18, 1163492), (22, 951948), (24, 872619), (31, 675576), (33, 634632), (36, 581746), (44, 475974), (62, 337788), (66, 317316), (72, 290873), (88, 237987), (93, 225192), (99, 211544), (124, 168894), (132, 158658), (186, 112596), (198, 105772), (248, 84447), (264, 79329), (279, 75064), (341, 61416), (372, 56298), (396, 52886), (558, 37532), (682, 30708), (744, 28149), (792, 26443), (853, 24552), (1023, 20472), (1116, 18766), (1364, 15354), (1706, 12276), (2046, 10236), (2232, 9383), (2559, 8184), (2728, 7677), (3069, 6824), (3412, 6138), (4092, 5118)]