38818936

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{61}}^1\times {\mathrm{211}}^1$

素因数の和:320

約数の個数: 64

約数和(自身を含む): 82807200

約数和(自身を除く): 43988264

約数列:

[1, 2, 4, 8, 13, 26, 29, 52, 58, 61, 104, 116, 122, 211, 232, 244, 377, 422, 488, 754, 793, 844, 1508, 1586, 1688, 1769, 2743, 3016, 3172, 3538, 5486, 6119, 6344, 7076, 10972, 12238, 12871, 14152, 21944, 22997, 24476, 25742, 45994, 48952, 51484, 79547, 91988, 102968, 159094, 167323, 183976, 318188, 334646, 373259, 636376, 669292, 746518, 1338584, 1493036, 2986072, 4852367, 9704734, 19409468, 38818936]

約数ペア:

[(1, 38818936), (2, 19409468), (4, 9704734), (8, 4852367), (13, 2986072), (26, 1493036), (29, 1338584), (52, 746518), (58, 669292), (61, 636376), (104, 373259), (116, 334646), (122, 318188), (211, 183976), (232, 167323), (244, 159094), (377, 102968), (422, 91988), (488, 79547), (754, 51484), (793, 48952), (844, 45994), (1508, 25742), (1586, 24476), (1688, 22997), (1769, 21944), (2743, 14152), (3016, 12871), (3172, 12238), (3538, 10972), (5486, 7076), (6119, 6344)]