19693072

素因数分解:

$2^4\times 7^1\times {\mathrm{17}}^1\times {\mathrm{10343}}^1$

素因数の和:10375

約数の個数: 40

約数和(自身を含む): 46175616

約数和(自身を除く): 26482544

約数列:

[1, 2, 4, 7, 8, 14, 16, 17, 28, 34, 56, 68, 112, 119, 136, 238, 272, 476, 952, 1904, 10343, 20686, 41372, 72401, 82744, 144802, 165488, 175831, 289604, 351662, 579208, 703324, 1158416, 1230817, 1406648, 2461634, 2813296, 4923268, 9846536, 19693072]

約数ペア:

[(1, 19693072), (2, 9846536), (4, 4923268), (7, 2813296), (8, 2461634), (14, 1406648), (16, 1230817), (17, 1158416), (28, 703324), (34, 579208), (56, 351662), (68, 289604), (112, 175831), (119, 165488), (136, 144802), (238, 82744), (272, 72401), (476, 41372), (952, 20686), (1904, 10343)]