18742128

素因数分解:

$2^4\times 3^1\times {\mathrm{37}}^1\times {\mathrm{61}}^1\times {\mathrm{173}}^1$

素因数の和:282

約数の個数: 80

約数和(自身を含む): 50833056

約数和(自身を除く): 32090928

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 37, 48, 61, 74, 111, 122, 148, 173, 183, 222, 244, 296, 346, 366, 444, 488, 519, 592, 692, 732, 888, 976, 1038, 1384, 1464, 1776, 2076, 2257, 2768, 2928, 4152, 4514, 6401, 6771, 8304, 9028, 10553, 12802, 13542, 18056, 19203, 21106, 25604, 27084, 31659, 36112, 38406, 42212, 51208, 54168, 63318, 76812, 84424, 102416, 108336, 126636, 153624, 168848, 253272, 307248, 390461, 506544, 780922, 1171383, 1561844, 2342766, 3123688, 4685532, 6247376, 9371064, 18742128]

約数ペア:

[(1, 18742128), (2, 9371064), (3, 6247376), (4, 4685532), (6, 3123688), (8, 2342766), (12, 1561844), (16, 1171383), (24, 780922), (37, 506544), (48, 390461), (61, 307248), (74, 253272), (111, 168848), (122, 153624), (148, 126636), (173, 108336), (183, 102416), (222, 84424), (244, 76812), (296, 63318), (346, 54168), (366, 51208), (444, 42212), (488, 38406), (519, 36112), (592, 31659), (692, 27084), (732, 25604), (888, 21106), (976, 19203), (1038, 18056), (1384, 13542), (1464, 12802), (1776, 10553), (2076, 9028), (2257, 8304), (2768, 6771), (2928, 6401), (4152, 4514)]