19916136

素因数分解:

$2^3\times 3^2\times {\mathrm{31}}^1\times {\mathrm{8923}}^1$

素因数の和:8966

約数の個数: 48

約数和(自身を含む): 55685760

約数和(自身を除く): 35769624

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 31, 36, 62, 72, 93, 124, 186, 248, 279, 372, 558, 744, 1116, 2232, 8923, 17846, 26769, 35692, 53538, 71384, 80307, 107076, 160614, 214152, 276613, 321228, 553226, 642456, 829839, 1106452, 1659678, 2212904, 2489517, 3319356, 4979034, 6638712, 9958068, 19916136]

約数ペア:

[(1, 19916136), (2, 9958068), (3, 6638712), (4, 4979034), (6, 3319356), (8, 2489517), (9, 2212904), (12, 1659678), (18, 1106452), (24, 829839), (31, 642456), (36, 553226), (62, 321228), (72, 276613), (93, 214152), (124, 160614), (186, 107076), (248, 80307), (279, 71384), (372, 53538), (558, 35692), (744, 26769), (1116, 17846), (2232, 8923)]