19781169096

素因数分解:

$2^3\times 3^1\times {\mathrm{13}}^1\times {\mathrm{63401183}}^1$

素因数の和:63401205

約数の個数: 32

約数和(自身を含む): 53256994560

約数和(自身を除く): 33475825464

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 24, 26, 39, 52, 78, 104, 156, 312, 63401183, 126802366, 190203549, 253604732, 380407098, 507209464, 760814196, 824215379, 1521628392, 1648430758, 2472646137, 3296861516, 4945292274, 6593723032, 9890584548, 19781169096]

約数ペア:

[(1, 19781169096), (2, 9890584548), (3, 6593723032), (4, 4945292274), (6, 3296861516), (8, 2472646137), (12, 1648430758), (13, 1521628392), (24, 824215379), (26, 760814196), (39, 507209464), (52, 380407098), (78, 253604732), (104, 190203549), (156, 126802366), (312, 63401183)]