19395992

素因数分解:

$2^3\times 7^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{37}}^2$

素因数の和:121

約数の個数: 96

約数和(自身を含む): 48625920

約数和(自身を除く): 29229928

約数列:

[1, 2, 4, 7, 8, 11, 14, 22, 23, 28, 37, 44, 46, 56, 74, 77, 88, 92, 148, 154, 161, 184, 253, 259, 296, 308, 322, 407, 506, 518, 616, 644, 814, 851, 1012, 1036, 1288, 1369, 1628, 1702, 1771, 2024, 2072, 2738, 2849, 3256, 3404, 3542, 5476, 5698, 5957, 6808, 7084, 9361, 9583, 10952, 11396, 11914, 14168, 15059, 18722, 19166, 22792, 23828, 30118, 31487, 37444, 38332, 47656, 60236, 62974, 65527, 74888, 76664, 105413, 120472, 125948, 131054, 210826, 220409, 251896, 262108, 346357, 421652, 440818, 524216, 692714, 843304, 881636, 1385428, 1763272, 2424499, 2770856, 4848998, 9697996, 19395992]

約数ペア:

[(1, 19395992), (2, 9697996), (4, 4848998), (7, 2770856), (8, 2424499), (11, 1763272), (14, 1385428), (22, 881636), (23, 843304), (28, 692714), (37, 524216), (44, 440818), (46, 421652), (56, 346357), (74, 262108), (77, 251896), (88, 220409), (92, 210826), (148, 131054), (154, 125948), (161, 120472), (184, 105413), (253, 76664), (259, 74888), (296, 65527), (308, 62974), (322, 60236), (407, 47656), (506, 38332), (518, 37444), (616, 31487), (644, 30118), (814, 23828), (851, 22792), (1012, 19166), (1036, 18722), (1288, 15059), (1369, 14168), (1628, 11914), (1702, 11396), (1771, 10952), (2024, 9583), (2072, 9361), (2738, 7084), (2849, 6808), (3256, 5957), (3404, 5698), (3542, 5476)]