20006892

素因数分解:

$2^2\times 3^3\times {\mathrm{17}}^2\times {\mathrm{641}}^1$

素因数の和:688

約数の個数: 72

約数和(自身を含む): 55186320

約数和(自身を除く): 35179428

約数列:

[1, 2, 3, 4, 6, 9, 12, 17, 18, 27, 34, 36, 51, 54, 68, 102, 108, 153, 204, 289, 306, 459, 578, 612, 641, 867, 918, 1156, 1282, 1734, 1836, 1923, 2564, 2601, 3468, 3846, 5202, 5769, 7692, 7803, 10404, 10897, 11538, 15606, 17307, 21794, 23076, 31212, 32691, 34614, 43588, 65382, 69228, 98073, 130764, 185249, 196146, 294219, 370498, 392292, 555747, 588438, 740996, 1111494, 1176876, 1667241, 2222988, 3334482, 5001723, 6668964, 10003446, 20006892]

約数ペア:

[(1, 20006892), (2, 10003446), (3, 6668964), (4, 5001723), (6, 3334482), (9, 2222988), (12, 1667241), (17, 1176876), (18, 1111494), (27, 740996), (34, 588438), (36, 555747), (51, 392292), (54, 370498), (68, 294219), (102, 196146), (108, 185249), (153, 130764), (204, 98073), (289, 69228), (306, 65382), (459, 43588), (578, 34614), (612, 32691), (641, 31212), (867, 23076), (918, 21794), (1156, 17307), (1282, 15606), (1734, 11538), (1836, 10897), (1923, 10404), (2564, 7803), (2601, 7692), (3468, 5769), (3846, 5202)]