19029725

素因数分解:

$5^2\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{5323}}^1$

素因数の和:5357

約数の個数: 24

約数和(自身を含む): 27727392

約数和(自身を除く): 8697667

約数列:

[1, 5, 11, 13, 25, 55, 65, 143, 275, 325, 715, 3575, 5323, 26615, 58553, 69199, 133075, 292765, 345995, 761189, 1463825, 1729975, 3805945, 19029725]

約数ペア:

[(1, 19029725), (5, 3805945), (11, 1729975), (13, 1463825), (25, 761189), (55, 345995), (65, 292765), (143, 133075), (275, 69199), (325, 58553), (715, 26615), (3575, 5323)]