19943730

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{107}}^1\times {\mathrm{109}}^1$

素因数の和:248

約数の個数: 96

約数和(自身を含む): 55598400

約数和(自身を除く): 35654670

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 19, 30, 38, 45, 57, 90, 95, 107, 109, 114, 171, 190, 214, 218, 285, 321, 327, 342, 535, 545, 570, 642, 654, 855, 963, 981, 1070, 1090, 1605, 1635, 1710, 1926, 1962, 2033, 2071, 3210, 3270, 4066, 4142, 4815, 4905, 6099, 6213, 9630, 9810, 10165, 10355, 11663, 12198, 12426, 18297, 18639, 20330, 20710, 23326, 30495, 31065, 34989, 36594, 37278, 58315, 60990, 62130, 69978, 91485, 93195, 104967, 116630, 174945, 182970, 186390, 209934, 221597, 349890, 443194, 524835, 664791, 1049670, 1107985, 1329582, 1994373, 2215970, 3323955, 3988746, 6647910, 9971865, 19943730]

約数ペア:

[(1, 19943730), (2, 9971865), (3, 6647910), (5, 3988746), (6, 3323955), (9, 2215970), (10, 1994373), (15, 1329582), (18, 1107985), (19, 1049670), (30, 664791), (38, 524835), (45, 443194), (57, 349890), (90, 221597), (95, 209934), (107, 186390), (109, 182970), (114, 174945), (171, 116630), (190, 104967), (214, 93195), (218, 91485), (285, 69978), (321, 62130), (327, 60990), (342, 58315), (535, 37278), (545, 36594), (570, 34989), (642, 31065), (654, 30495), (855, 23326), (963, 20710), (981, 20330), (1070, 18639), (1090, 18297), (1605, 12426), (1635, 12198), (1710, 11663), (1926, 10355), (1962, 10165), (2033, 9810), (2071, 9630), (3210, 6213), (3270, 6099), (4066, 4905), (4142, 4815)]