19243732

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{101}}^1\times {\mathrm{109}}^1$

素因数の和:256

約数の個数: 48

約数和(自身を含む): 37699200

約数和(自身を除く): 18455468

約数列:

[1, 2, 4, 19, 23, 38, 46, 76, 92, 101, 109, 202, 218, 404, 436, 437, 874, 1748, 1919, 2071, 2323, 2507, 3838, 4142, 4646, 5014, 7676, 8284, 9292, 10028, 11009, 22018, 44036, 44137, 47633, 88274, 95266, 176548, 190532, 209171, 253207, 418342, 506414, 836684, 1012828, 4810933, 9621866, 19243732]

約数ペア:

[(1, 19243732), (2, 9621866), (4, 4810933), (19, 1012828), (23, 836684), (38, 506414), (46, 418342), (76, 253207), (92, 209171), (101, 190532), (109, 176548), (202, 95266), (218, 88274), (404, 47633), (436, 44137), (437, 44036), (874, 22018), (1748, 11009), (1919, 10028), (2071, 9292), (2323, 8284), (2507, 7676), (3838, 5014), (4142, 4646)]