19910130

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{101}}^1\times {\mathrm{6571}}^1$

素因数の和:6682

約数の個数: 32

約数和(自身を含む): 48264768

約数和(自身を除く): 28354638

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 101, 202, 303, 505, 606, 1010, 1515, 3030, 6571, 13142, 19713, 32855, 39426, 65710, 98565, 197130, 663671, 1327342, 1991013, 3318355, 3982026, 6636710, 9955065, 19910130]

約数ペア:

[(1, 19910130), (2, 9955065), (3, 6636710), (5, 3982026), (6, 3318355), (10, 1991013), (15, 1327342), (30, 663671), (101, 197130), (202, 98565), (303, 65710), (505, 39426), (606, 32855), (1010, 19713), (1515, 13142), (3030, 6571)]