19936746

素因数分解:

$2^1\times 3^3\times {\mathrm{29}}^2\times {\mathrm{439}}^1$

素因数の和:508

約数の個数: 48

約数和(自身を含む): 45988800

約数和(自身を除く): 26052054

約数列:

[1, 2, 3, 6, 9, 18, 27, 29, 54, 58, 87, 174, 261, 439, 522, 783, 841, 878, 1317, 1566, 1682, 2523, 2634, 3951, 5046, 7569, 7902, 11853, 12731, 15138, 22707, 23706, 25462, 38193, 45414, 76386, 114579, 229158, 343737, 369199, 687474, 738398, 1107597, 2215194, 3322791, 6645582, 9968373, 19936746]

約数ペア:

[(1, 19936746), (2, 9968373), (3, 6645582), (6, 3322791), (9, 2215194), (18, 1107597), (27, 738398), (29, 687474), (54, 369199), (58, 343737), (87, 229158), (174, 114579), (261, 76386), (439, 45414), (522, 38193), (783, 25462), (841, 23706), (878, 22707), (1317, 15138), (1566, 12731), (1682, 11853), (2523, 7902), (2634, 7569), (3951, 5046)]