19228506

素因数分解:

$2^1\times 3^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{53}}^1\times {\mathrm{239}}^1$

素因数の和:331

約数の個数: 64

約数和(自身を含む): 44789760

約数和(自身を除く): 25561254

約数列:

[1, 2, 3, 6, 11, 22, 23, 33, 46, 53, 66, 69, 106, 138, 159, 239, 253, 318, 478, 506, 583, 717, 759, 1166, 1219, 1434, 1518, 1749, 2438, 2629, 3498, 3657, 5258, 5497, 7314, 7887, 10994, 12667, 13409, 15774, 16491, 25334, 26818, 32982, 38001, 40227, 60467, 76002, 80454, 120934, 139337, 181401, 278674, 291341, 362802, 418011, 582682, 836022, 874023, 1748046, 3204751, 6409502, 9614253, 19228506]

約数ペア:

[(1, 19228506), (2, 9614253), (3, 6409502), (6, 3204751), (11, 1748046), (22, 874023), (23, 836022), (33, 582682), (46, 418011), (53, 362802), (66, 291341), (69, 278674), (106, 181401), (138, 139337), (159, 120934), (239, 80454), (253, 76002), (318, 60467), (478, 40227), (506, 38001), (583, 32982), (717, 26818), (759, 25334), (1166, 16491), (1219, 15774), (1434, 13409), (1518, 12667), (1749, 10994), (2438, 7887), (2629, 7314), (3498, 5497), (3657, 5258)]