19117826

素因数分解:

$2^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{37}}^1\times {\mathrm{167}}^1$

素因数の和:243

約数の個数: 64

約数和(自身を含む): 38610432

約数和(自身を除く): 19492606

約数列:

[1, 2, 7, 13, 14, 17, 26, 34, 37, 74, 91, 119, 167, 182, 221, 238, 259, 334, 442, 481, 518, 629, 962, 1169, 1258, 1547, 2171, 2338, 2839, 3094, 3367, 4342, 4403, 5678, 6179, 6734, 8177, 8806, 12358, 15197, 16354, 19873, 30394, 36907, 39746, 43253, 57239, 73814, 80327, 86506, 105043, 114478, 160654, 210086, 258349, 516698, 562289, 735301, 1124578, 1365559, 1470602, 2731118, 9558913, 19117826]

約数ペア:

[(1, 19117826), (2, 9558913), (7, 2731118), (13, 1470602), (14, 1365559), (17, 1124578), (26, 735301), (34, 562289), (37, 516698), (74, 258349), (91, 210086), (119, 160654), (167, 114478), (182, 105043), (221, 86506), (238, 80327), (259, 73814), (334, 57239), (442, 43253), (481, 39746), (518, 36907), (629, 30394), (962, 19873), (1169, 16354), (1258, 15197), (1547, 12358), (2171, 8806), (2338, 8177), (2839, 6734), (3094, 6179), (3367, 5678), (4342, 4403)]