19078696

素因数分解:

$2^3\times 7^1\times {\mathrm{13}}^1\times {\mathrm{73}}^1\times {\mathrm{359}}^1$

素因数の和:458

約数の個数: 64

約数和(自身を含む): 44755200

約数和(自身を除く): 25676504

約数列:

[1, 2, 4, 7, 8, 13, 14, 26, 28, 52, 56, 73, 91, 104, 146, 182, 292, 359, 364, 511, 584, 718, 728, 949, 1022, 1436, 1898, 2044, 2513, 2872, 3796, 4088, 4667, 5026, 6643, 7592, 9334, 10052, 13286, 18668, 20104, 26207, 26572, 32669, 37336, 52414, 53144, 65338, 104828, 130676, 183449, 209656, 261352, 340691, 366898, 681382, 733796, 1362764, 1467592, 2384837, 2725528, 4769674, 9539348, 19078696]

約数ペア:

[(1, 19078696), (2, 9539348), (4, 4769674), (7, 2725528), (8, 2384837), (13, 1467592), (14, 1362764), (26, 733796), (28, 681382), (52, 366898), (56, 340691), (73, 261352), (91, 209656), (104, 183449), (146, 130676), (182, 104828), (292, 65338), (359, 53144), (364, 52414), (511, 37336), (584, 32669), (718, 26572), (728, 26207), (949, 20104), (1022, 18668), (1436, 13286), (1898, 10052), (2044, 9334), (2513, 7592), (2872, 6643), (3796, 5026), (4088, 4667)]