19303995

素因数分解:

$3^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{199}}^1\times {\mathrm{223}}^1$

素因数の和:459

約数の個数: 32

約数和(自身を含む): 32256000

約数和(自身を除く): 12952005

約数列:

[1, 3, 5, 15, 29, 87, 145, 199, 223, 435, 597, 669, 995, 1115, 2985, 3345, 5771, 6467, 17313, 19401, 28855, 32335, 44377, 86565, 97005, 133131, 221885, 665655, 1286933, 3860799, 6434665, 19303995]

約数ペア:

[(1, 19303995), (3, 6434665), (5, 3860799), (15, 1286933), (29, 665655), (87, 221885), (145, 133131), (199, 97005), (223, 86565), (435, 44377), (597, 32335), (669, 28855), (995, 19401), (1115, 17313), (2985, 6467), (3345, 5771)]