19510380

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{107}}^1\times {\mathrm{1013}}^1$

素因数の和:1135

約数の個数: 72

約数和(自身を含む): 59793552

約数和(自身を除く): 40283172

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 107, 180, 214, 321, 428, 535, 642, 963, 1013, 1070, 1284, 1605, 1926, 2026, 2140, 3039, 3210, 3852, 4052, 4815, 5065, 6078, 6420, 9117, 9630, 10130, 12156, 15195, 18234, 19260, 20260, 30390, 36468, 45585, 60780, 91170, 108391, 182340, 216782, 325173, 433564, 541955, 650346, 975519, 1083910, 1300692, 1625865, 1951038, 2167820, 3251730, 3902076, 4877595, 6503460, 9755190, 19510380]

約数ペア:

[(1, 19510380), (2, 9755190), (3, 6503460), (4, 4877595), (5, 3902076), (6, 3251730), (9, 2167820), (10, 1951038), (12, 1625865), (15, 1300692), (18, 1083910), (20, 975519), (30, 650346), (36, 541955), (45, 433564), (60, 325173), (90, 216782), (107, 182340), (180, 108391), (214, 91170), (321, 60780), (428, 45585), (535, 36468), (642, 30390), (963, 20260), (1013, 19260), (1070, 18234), (1284, 15195), (1605, 12156), (1926, 10130), (2026, 9630), (2140, 9117), (3039, 6420), (3210, 6078), (3852, 5065), (4052, 4815)]