19848924

素因数分解:

$2^2\times 3^2\times {\mathrm{53}}^1\times {\mathrm{101}}^1\times {\mathrm{103}}^1$

素因数の和:267

約数の個数: 72

約数和(自身を含む): 52127712

約数和(自身を除く): 32278788

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 53, 101, 103, 106, 159, 202, 206, 212, 303, 309, 318, 404, 412, 477, 606, 618, 636, 909, 927, 954, 1212, 1236, 1818, 1854, 1908, 3636, 3708, 5353, 5459, 10403, 10706, 10918, 16059, 16377, 20806, 21412, 21836, 31209, 32118, 32754, 41612, 48177, 49131, 62418, 64236, 65508, 93627, 96354, 98262, 124836, 187254, 192708, 196524, 374508, 551359, 1102718, 1654077, 2205436, 3308154, 4962231, 6616308, 9924462, 19848924]

約数ペア:

[(1, 19848924), (2, 9924462), (3, 6616308), (4, 4962231), (6, 3308154), (9, 2205436), (12, 1654077), (18, 1102718), (36, 551359), (53, 374508), (101, 196524), (103, 192708), (106, 187254), (159, 124836), (202, 98262), (206, 96354), (212, 93627), (303, 65508), (309, 64236), (318, 62418), (404, 49131), (412, 48177), (477, 41612), (606, 32754), (618, 32118), (636, 31209), (909, 21836), (927, 21412), (954, 20806), (1212, 16377), (1236, 16059), (1818, 10918), (1854, 10706), (1908, 10403), (3636, 5459), (3708, 5353)]