20111112

素因数分解:

$2^3\times 3^3\times 7^1\times {\mathrm{47}}^1\times {\mathrm{283}}^1$

素因数の和:352

約数の個数: 128

約数和(自身を含む): 65433600

約数和(自身を除く): 45322488

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 18, 21, 24, 27, 28, 36, 42, 47, 54, 56, 63, 72, 84, 94, 108, 126, 141, 168, 188, 189, 216, 252, 282, 283, 329, 376, 378, 423, 504, 564, 566, 658, 756, 846, 849, 987, 1128, 1132, 1269, 1316, 1512, 1692, 1698, 1974, 1981, 2264, 2538, 2547, 2632, 2961, 3384, 3396, 3948, 3962, 5076, 5094, 5922, 5943, 6792, 7641, 7896, 7924, 8883, 10152, 10188, 11844, 11886, 13301, 15282, 15848, 17766, 17829, 20376, 23688, 23772, 26602, 30564, 35532, 35658, 39903, 47544, 53204, 53487, 61128, 71064, 71316, 79806, 93107, 106408, 106974, 119709, 142632, 159612, 186214, 213948, 239418, 279321, 319224, 359127, 372428, 427896, 478836, 558642, 718254, 744856, 837963, 957672, 1117284, 1436508, 1675926, 2234568, 2513889, 2873016, 3351852, 5027778, 6703704, 10055556, 20111112]

約数ペア:

[(1, 20111112), (2, 10055556), (3, 6703704), (4, 5027778), (6, 3351852), (7, 2873016), (8, 2513889), (9, 2234568), (12, 1675926), (14, 1436508), (18, 1117284), (21, 957672), (24, 837963), (27, 744856), (28, 718254), (36, 558642), (42, 478836), (47, 427896), (54, 372428), (56, 359127), (63, 319224), (72, 279321), (84, 239418), (94, 213948), (108, 186214), (126, 159612), (141, 142632), (168, 119709), (188, 106974), (189, 106408), (216, 93107), (252, 79806), (282, 71316), (283, 71064), (329, 61128), (376, 53487), (378, 53204), (423, 47544), (504, 39903), (564, 35658), (566, 35532), (658, 30564), (756, 26602), (846, 23772), (849, 23688), (987, 20376), (1128, 17829), (1132, 17766), (1269, 15848), (1316, 15282), (1512, 13301), (1692, 11886), (1698, 11844), (1974, 10188), (1981, 10152), (2264, 8883), (2538, 7924), (2547, 7896), (2632, 7641), (2961, 6792), (3384, 5943), (3396, 5922), (3948, 5094), (3962, 5076)]