22009988

素因数分解:

$2^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{239}}^1$

素因数の和:297

約数の個数: 96

約数和(自身を含む): 54190080

約数和(自身を除く): 32180092

約数列:

[1, 2, 4, 7, 11, 13, 14, 22, 23, 26, 28, 44, 46, 52, 77, 91, 92, 143, 154, 161, 182, 239, 253, 286, 299, 308, 322, 364, 478, 506, 572, 598, 644, 956, 1001, 1012, 1196, 1673, 1771, 2002, 2093, 2629, 3107, 3289, 3346, 3542, 4004, 4186, 5258, 5497, 6214, 6578, 6692, 7084, 8372, 10516, 10994, 12428, 13156, 18403, 21749, 21988, 23023, 34177, 36806, 38479, 43498, 46046, 60467, 68354, 71461, 73612, 76958, 86996, 92092, 120934, 136708, 142922, 153916, 239239, 241868, 285844, 423269, 478478, 500227, 786071, 846538, 956956, 1000454, 1572142, 1693076, 2000908, 3144284, 5502497, 11004994, 22009988]

約数ペア:

[(1, 22009988), (2, 11004994), (4, 5502497), (7, 3144284), (11, 2000908), (13, 1693076), (14, 1572142), (22, 1000454), (23, 956956), (26, 846538), (28, 786071), (44, 500227), (46, 478478), (52, 423269), (77, 285844), (91, 241868), (92, 239239), (143, 153916), (154, 142922), (161, 136708), (182, 120934), (239, 92092), (253, 86996), (286, 76958), (299, 73612), (308, 71461), (322, 68354), (364, 60467), (478, 46046), (506, 43498), (572, 38479), (598, 36806), (644, 34177), (956, 23023), (1001, 21988), (1012, 21749), (1196, 18403), (1673, 13156), (1771, 12428), (2002, 10994), (2093, 10516), (2629, 8372), (3107, 7084), (3289, 6692), (3346, 6578), (3542, 6214), (4004, 5497), (4186, 5258)]