19000016

素因数分解:

$2^4\times 7^1\times {\mathrm{17}}^2\times {\mathrm{587}}^1$

素因数の和:636

約数の個数: 60

約数和(自身を含む): 44767968

約数和(自身を除く): 25767952

約数列:

[1, 2, 4, 7, 8, 14, 16, 17, 28, 34, 56, 68, 112, 119, 136, 238, 272, 289, 476, 578, 587, 952, 1156, 1174, 1904, 2023, 2312, 2348, 4046, 4109, 4624, 4696, 8092, 8218, 9392, 9979, 16184, 16436, 19958, 32368, 32872, 39916, 65744, 69853, 79832, 139706, 159664, 169643, 279412, 339286, 558824, 678572, 1117648, 1187501, 1357144, 2375002, 2714288, 4750004, 9500008, 19000016]

約数ペア:

[(1, 19000016), (2, 9500008), (4, 4750004), (7, 2714288), (8, 2375002), (14, 1357144), (16, 1187501), (17, 1117648), (28, 678572), (34, 558824), (56, 339286), (68, 279412), (112, 169643), (119, 159664), (136, 139706), (238, 79832), (272, 69853), (289, 65744), (476, 39916), (578, 32872), (587, 32368), (952, 19958), (1156, 16436), (1174, 16184), (1904, 9979), (2023, 9392), (2312, 8218), (2348, 8092), (4046, 4696), (4109, 4624)]