19947150

素因数分解:

$2^1\times 3^2\times 5^2\times {\mathrm{19}}^1\times {\mathrm{2333}}^1$

素因数の和:2370

約数の個数: 72

約数和(自身を含む): 56436120

約数和(自身を除く): 36488970

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 19, 25, 30, 38, 45, 50, 57, 75, 90, 95, 114, 150, 171, 190, 225, 285, 342, 450, 475, 570, 855, 950, 1425, 1710, 2333, 2850, 4275, 4666, 6999, 8550, 11665, 13998, 20997, 23330, 34995, 41994, 44327, 58325, 69990, 88654, 104985, 116650, 132981, 174975, 209970, 221635, 265962, 349950, 398943, 443270, 524925, 664905, 797886, 1049850, 1108175, 1329810, 1994715, 2216350, 3324525, 3989430, 6649050, 9973575, 19947150]

約数ペア:

[(1, 19947150), (2, 9973575), (3, 6649050), (5, 3989430), (6, 3324525), (9, 2216350), (10, 1994715), (15, 1329810), (18, 1108175), (19, 1049850), (25, 797886), (30, 664905), (38, 524925), (45, 443270), (50, 398943), (57, 349950), (75, 265962), (90, 221635), (95, 209970), (114, 174975), (150, 132981), (171, 116650), (190, 104985), (225, 88654), (285, 69990), (342, 58325), (450, 44327), (475, 41994), (570, 34995), (855, 23330), (950, 20997), (1425, 13998), (1710, 11665), (2333, 8550), (2850, 6999), (4275, 4666)]