19256895

素因数分解:

$3^2\times 5^1\times 7^1\times {\mathrm{113}}^1\times {\mathrm{541}}^1$

素因数の和:672

約数の個数: 48

約数和(自身を含む): 38555712

約数和(自身を除く): 19298817

約数列:

[1, 3, 5, 7, 9, 15, 21, 35, 45, 63, 105, 113, 315, 339, 541, 565, 791, 1017, 1623, 1695, 2373, 2705, 3787, 3955, 4869, 5085, 7119, 8115, 11361, 11865, 18935, 24345, 34083, 35595, 56805, 61133, 170415, 183399, 305665, 427931, 550197, 916995, 1283793, 2139655, 2750985, 3851379, 6418965, 19256895]

約数ペア:

[(1, 19256895), (3, 6418965), (5, 3851379), (7, 2750985), (9, 2139655), (15, 1283793), (21, 916995), (35, 550197), (45, 427931), (63, 305665), (105, 183399), (113, 170415), (315, 61133), (339, 56805), (541, 35595), (565, 34083), (791, 24345), (1017, 18935), (1623, 11865), (1695, 11361), (2373, 8115), (2705, 7119), (3787, 5085), (3955, 4869)]