18231990

素因数分解:

$2^1\times 3^1\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{5107}}^1$

素因数の和:5141

約数の個数: 64

約数和(自身を含む): 52959744

約数和(自身を除く): 34727754

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 17, 21, 30, 34, 35, 42, 51, 70, 85, 102, 105, 119, 170, 210, 238, 255, 357, 510, 595, 714, 1190, 1785, 3570, 5107, 10214, 15321, 25535, 30642, 35749, 51070, 71498, 76605, 86819, 107247, 153210, 173638, 178745, 214494, 260457, 357490, 434095, 520914, 536235, 607733, 868190, 1072470, 1215466, 1302285, 1823199, 2604570, 3038665, 3646398, 6077330, 9115995, 18231990]

約数ペア:

[(1, 18231990), (2, 9115995), (3, 6077330), (5, 3646398), (6, 3038665), (7, 2604570), (10, 1823199), (14, 1302285), (15, 1215466), (17, 1072470), (21, 868190), (30, 607733), (34, 536235), (35, 520914), (42, 434095), (51, 357490), (70, 260457), (85, 214494), (102, 178745), (105, 173638), (119, 153210), (170, 107247), (210, 86819), (238, 76605), (255, 71498), (357, 51070), (510, 35749), (595, 30642), (714, 25535), (1190, 15321), (1785, 10214), (3570, 5107)]