16638414

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{103}}^1\times {\mathrm{109}}^1$

素因数の和:249

約数の個数: 64

約数和(自身を含む): 38438400

約数和(自身を除く): 21799986

約数列:

[1, 2, 3, 6, 13, 19, 26, 38, 39, 57, 78, 103, 109, 114, 206, 218, 247, 309, 327, 494, 618, 654, 741, 1339, 1417, 1482, 1957, 2071, 2678, 2834, 3914, 4017, 4142, 4251, 5871, 6213, 8034, 8502, 11227, 11742, 12426, 22454, 25441, 26923, 33681, 50882, 53846, 67362, 76323, 80769, 145951, 152646, 161538, 213313, 291902, 426626, 437853, 639939, 875706, 1279878, 2773069, 5546138, 8319207, 16638414]

約数ペア:

[(1, 16638414), (2, 8319207), (3, 5546138), (6, 2773069), (13, 1279878), (19, 875706), (26, 639939), (38, 437853), (39, 426626), (57, 291902), (78, 213313), (103, 161538), (109, 152646), (114, 145951), (206, 80769), (218, 76323), (247, 67362), (309, 53846), (327, 50882), (494, 33681), (618, 26923), (654, 25441), (741, 22454), (1339, 12426), (1417, 11742), (1482, 11227), (1957, 8502), (2071, 8034), (2678, 6213), (2834, 5871), (3914, 4251), (4017, 4142)]