18879090

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{27361}}^1$

素因数の和:27394

約数の個数: 32

約数和(自身を含む): 47281536

約数和(自身を除く): 28402446

約数列:

[1, 2, 3, 5, 6, 10, 15, 23, 30, 46, 69, 115, 138, 230, 345, 690, 27361, 54722, 82083, 136805, 164166, 273610, 410415, 629303, 820830, 1258606, 1887909, 3146515, 3775818, 6293030, 9439545, 18879090]

約数ペア:

[(1, 18879090), (2, 9439545), (3, 6293030), (5, 3775818), (6, 3146515), (10, 1887909), (15, 1258606), (23, 820830), (30, 629303), (46, 410415), (69, 273610), (115, 164166), (138, 136805), (230, 82083), (345, 54722), (690, 27361)]