19468061288

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{283}}^1\times {\mathrm{661459}}^1$

素因数の和:661761

約数の個数: 32

約数和(自身を含む): 39449474400

約数和(自身を除く): 19981413112

約数列:

[1, 2, 4, 8, 13, 26, 52, 104, 283, 566, 1132, 2264, 3679, 7358, 14716, 29432, 661459, 1322918, 2645836, 5291672, 8598967, 17197934, 34395868, 68791736, 187192897, 374385794, 748771588, 1497543176, 2433507661, 4867015322, 9734030644, 19468061288]

約数ペア:

[(1, 19468061288), (2, 9734030644), (4, 4867015322), (8, 2433507661), (13, 1497543176), (26, 748771588), (52, 374385794), (104, 187192897), (283, 68791736), (566, 34395868), (1132, 17197934), (2264, 8598967), (3679, 5291672), (7358, 2645836), (14716, 1322918), (29432, 661459)]