19875330

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{59}}^1\times {\mathrm{197}}^1$

素因数の和:288

約数の個数: 96

約数和(自身を含む): 55598400

約数和(自身を除く): 35723070

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 19, 30, 38, 45, 57, 59, 90, 95, 114, 118, 171, 177, 190, 197, 285, 295, 342, 354, 394, 531, 570, 590, 591, 855, 885, 985, 1062, 1121, 1182, 1710, 1770, 1773, 1970, 2242, 2655, 2955, 3363, 3546, 3743, 5310, 5605, 5910, 6726, 7486, 8865, 10089, 11210, 11229, 11623, 16815, 17730, 18715, 20178, 22458, 23246, 33630, 33687, 34869, 37430, 50445, 56145, 58115, 67374, 69738, 100890, 104607, 112290, 116230, 168435, 174345, 209214, 220837, 336870, 348690, 441674, 523035, 662511, 1046070, 1104185, 1325022, 1987533, 2208370, 3312555, 3975066, 6625110, 9937665, 19875330]

約数ペア:

[(1, 19875330), (2, 9937665), (3, 6625110), (5, 3975066), (6, 3312555), (9, 2208370), (10, 1987533), (15, 1325022), (18, 1104185), (19, 1046070), (30, 662511), (38, 523035), (45, 441674), (57, 348690), (59, 336870), (90, 220837), (95, 209214), (114, 174345), (118, 168435), (171, 116230), (177, 112290), (190, 104607), (197, 100890), (285, 69738), (295, 67374), (342, 58115), (354, 56145), (394, 50445), (531, 37430), (570, 34869), (590, 33687), (591, 33630), (855, 23246), (885, 22458), (985, 20178), (1062, 18715), (1121, 17730), (1182, 16815), (1710, 11623), (1770, 11229), (1773, 11210), (1970, 10089), (2242, 8865), (2655, 7486), (2955, 6726), (3363, 5910), (3546, 5605), (3743, 5310)]