18395630

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^2\times {\mathrm{23}}^1\times {\mathrm{661}}^1$

素因数の和:713

約数の個数: 48

約数和(自身を含む): 38035872

約数和(自身を除く): 19640242

約数列:

[1, 2, 5, 10, 11, 22, 23, 46, 55, 110, 115, 121, 230, 242, 253, 506, 605, 661, 1210, 1265, 1322, 2530, 2783, 3305, 5566, 6610, 7271, 13915, 14542, 15203, 27830, 30406, 36355, 72710, 76015, 79981, 152030, 159962, 167233, 334466, 399905, 799810, 836165, 1672330, 1839563, 3679126, 9197815, 18395630]

約数ペア:

[(1, 18395630), (2, 9197815), (5, 3679126), (10, 1839563), (11, 1672330), (22, 836165), (23, 799810), (46, 399905), (55, 334466), (110, 167233), (115, 159962), (121, 152030), (230, 79981), (242, 76015), (253, 72710), (506, 36355), (605, 30406), (661, 27830), (1210, 15203), (1265, 14542), (1322, 13915), (2530, 7271), (2783, 6610), (3305, 5566)]