19933380

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{37}}^1\times {\mathrm{41}}^1\times {\mathrm{73}}^1$

素因数の和:166

約数の個数: 144

約数和(自身を含む): 64484784

約数和(自身を除く): 44551404

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 37, 41, 45, 60, 73, 74, 82, 90, 111, 123, 146, 148, 164, 180, 185, 205, 219, 222, 246, 292, 333, 365, 369, 370, 410, 438, 444, 492, 555, 615, 657, 666, 730, 738, 740, 820, 876, 1095, 1110, 1230, 1314, 1332, 1460, 1476, 1517, 1665, 1845, 2190, 2220, 2460, 2628, 2701, 2993, 3034, 3285, 3330, 3690, 4380, 4551, 5402, 5986, 6068, 6570, 6660, 7380, 7585, 8103, 8979, 9102, 10804, 11972, 13140, 13505, 13653, 14965, 15170, 16206, 17958, 18204, 22755, 24309, 26937, 27010, 27306, 29930, 30340, 32412, 35916, 40515, 44895, 45510, 48618, 53874, 54020, 54612, 59860, 68265, 81030, 89790, 91020, 97236, 107748, 110741, 121545, 134685, 136530, 162060, 179580, 221482, 243090, 269370, 273060, 332223, 442964, 486180, 538740, 553705, 664446, 996669, 1107410, 1328892, 1661115, 1993338, 2214820, 3322230, 3986676, 4983345, 6644460, 9966690, 19933380]

約数ペア:

[(1, 19933380), (2, 9966690), (3, 6644460), (4, 4983345), (5, 3986676), (6, 3322230), (9, 2214820), (10, 1993338), (12, 1661115), (15, 1328892), (18, 1107410), (20, 996669), (30, 664446), (36, 553705), (37, 538740), (41, 486180), (45, 442964), (60, 332223), (73, 273060), (74, 269370), (82, 243090), (90, 221482), (111, 179580), (123, 162060), (146, 136530), (148, 134685), (164, 121545), (180, 110741), (185, 107748), (205, 97236), (219, 91020), (222, 89790), (246, 81030), (292, 68265), (333, 59860), (365, 54612), (369, 54020), (370, 53874), (410, 48618), (438, 45510), (444, 44895), (492, 40515), (555, 35916), (615, 32412), (657, 30340), (666, 29930), (730, 27306), (738, 27010), (740, 26937), (820, 24309), (876, 22755), (1095, 18204), (1110, 17958), (1230, 16206), (1314, 15170), (1332, 14965), (1460, 13653), (1476, 13505), (1517, 13140), (1665, 11972), (1845, 10804), (2190, 9102), (2220, 8979), (2460, 8103), (2628, 7585), (2701, 7380), (2993, 6660), (3034, 6570), (3285, 6068), (3330, 5986), (3690, 5402), (4380, 4551)]