19182930

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{101}}^1\times {\mathrm{487}}^1$

素因数の和:611

約数の個数: 64

約数和(自身を含む): 50174208

約数和(自身を除く): 30991278

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 26, 30, 39, 65, 78, 101, 130, 195, 202, 303, 390, 487, 505, 606, 974, 1010, 1313, 1461, 1515, 2435, 2626, 2922, 3030, 3939, 4870, 6331, 6565, 7305, 7878, 12662, 13130, 14610, 18993, 19695, 31655, 37986, 39390, 49187, 63310, 94965, 98374, 147561, 189930, 245935, 295122, 491870, 639431, 737805, 1278862, 1475610, 1918293, 3197155, 3836586, 6394310, 9591465, 19182930]

約数ペア:

[(1, 19182930), (2, 9591465), (3, 6394310), (5, 3836586), (6, 3197155), (10, 1918293), (13, 1475610), (15, 1278862), (26, 737805), (30, 639431), (39, 491870), (65, 295122), (78, 245935), (101, 189930), (130, 147561), (195, 98374), (202, 94965), (303, 63310), (390, 49187), (487, 39390), (505, 37986), (606, 31655), (974, 19695), (1010, 18993), (1313, 14610), (1461, 13130), (1515, 12662), (2435, 7878), (2626, 7305), (2922, 6565), (3030, 6331), (3939, 4870)]