19494930

素因数分解:

$2^1\times 3^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{193}}^1$

素因数の和:260

約数の個数: 128

約数和(自身を含む): 59447808

約数和(自身を除く): 39952878

約数列:

[1, 2, 3, 5, 6, 7, 10, 13, 14, 15, 21, 26, 30, 35, 37, 39, 42, 65, 70, 74, 78, 91, 105, 111, 130, 182, 185, 193, 195, 210, 222, 259, 273, 370, 386, 390, 455, 481, 518, 546, 555, 579, 777, 910, 962, 965, 1110, 1158, 1295, 1351, 1365, 1443, 1554, 1930, 2405, 2509, 2590, 2702, 2730, 2886, 2895, 3367, 3885, 4053, 4810, 5018, 5790, 6734, 6755, 7141, 7215, 7527, 7770, 8106, 10101, 12545, 13510, 14282, 14430, 15054, 16835, 17563, 20202, 20265, 21423, 25090, 33670, 35126, 35705, 37635, 40530, 42846, 49987, 50505, 52689, 71410, 75270, 87815, 92833, 99974, 101010, 105378, 107115, 149961, 175630, 185666, 214230, 249935, 263445, 278499, 299922, 464165, 499870, 526890, 556998, 649831, 749805, 928330, 1299662, 1392495, 1499610, 1949493, 2784990, 3249155, 3898986, 6498310, 9747465, 19494930]

約数ペア:

[(1, 19494930), (2, 9747465), (3, 6498310), (5, 3898986), (6, 3249155), (7, 2784990), (10, 1949493), (13, 1499610), (14, 1392495), (15, 1299662), (21, 928330), (26, 749805), (30, 649831), (35, 556998), (37, 526890), (39, 499870), (42, 464165), (65, 299922), (70, 278499), (74, 263445), (78, 249935), (91, 214230), (105, 185666), (111, 175630), (130, 149961), (182, 107115), (185, 105378), (193, 101010), (195, 99974), (210, 92833), (222, 87815), (259, 75270), (273, 71410), (370, 52689), (386, 50505), (390, 49987), (455, 42846), (481, 40530), (518, 37635), (546, 35705), (555, 35126), (579, 33670), (777, 25090), (910, 21423), (962, 20265), (965, 20202), (1110, 17563), (1158, 16835), (1295, 15054), (1351, 14430), (1365, 14282), (1443, 13510), (1554, 12545), (1930, 10101), (2405, 8106), (2509, 7770), (2590, 7527), (2702, 7215), (2730, 7141), (2886, 6755), (2895, 6734), (3367, 5790), (3885, 5018), (4053, 4810)]