19364505

素因数分解:

$3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{37}}^2\times {\mathrm{41}}^1$

素因数の和:146

約数の個数: 48

約数和(自身を含む): 34038144

約数和(自身を除く): 14673639

約数列:

[1, 3, 5, 15, 23, 37, 41, 69, 111, 115, 123, 185, 205, 345, 555, 615, 851, 943, 1369, 1517, 2553, 2829, 4107, 4255, 4551, 4715, 6845, 7585, 12765, 14145, 20535, 22755, 31487, 34891, 56129, 94461, 104673, 157435, 168387, 174455, 280645, 472305, 523365, 841935, 1290967, 3872901, 6454835, 19364505]

約数ペア:

[(1, 19364505), (3, 6454835), (5, 3872901), (15, 1290967), (23, 841935), (37, 523365), (41, 472305), (69, 280645), (111, 174455), (115, 168387), (123, 157435), (185, 104673), (205, 94461), (345, 56129), (555, 34891), (615, 31487), (851, 22755), (943, 20535), (1369, 14145), (1517, 12765), (2553, 7585), (2829, 6845), (4107, 4715), (4255, 4551)]