18296845

素因数分解:

$5^1\times 7^2\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{191}}^1$

素因数の和:250

約数の個数: 48

約数和(自身を含む): 28366848

約数和(自身を除く): 10070003

約数列:

[1, 5, 7, 17, 23, 35, 49, 85, 115, 119, 161, 191, 245, 391, 595, 805, 833, 955, 1127, 1337, 1955, 2737, 3247, 4165, 4393, 5635, 6685, 9359, 13685, 16235, 19159, 21965, 22729, 30751, 46795, 74681, 95795, 113645, 153755, 159103, 215257, 373405, 522767, 795515, 1076285, 2613835, 3659369, 18296845]

約数ペア:

[(1, 18296845), (5, 3659369), (7, 2613835), (17, 1076285), (23, 795515), (35, 522767), (49, 373405), (85, 215257), (115, 159103), (119, 153755), (161, 113645), (191, 95795), (245, 74681), (391, 46795), (595, 30751), (805, 22729), (833, 21965), (955, 19159), (1127, 16235), (1337, 13685), (1955, 9359), (2737, 6685), (3247, 5635), (4165, 4393)]