19268055

素因数分解:

$3^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{89}}^1\times {\mathrm{283}}^1$

素因数の和:400

約数の個数: 48

約数和(自身を含む): 35886240

約数和(自身を除く): 16618185

約数列:

[1, 3, 5, 9, 15, 17, 45, 51, 85, 89, 153, 255, 267, 283, 445, 765, 801, 849, 1335, 1415, 1513, 2547, 4005, 4245, 4539, 4811, 7565, 12735, 13617, 14433, 22695, 24055, 25187, 43299, 68085, 72165, 75561, 125935, 216495, 226683, 377805, 428179, 1133415, 1284537, 2140895, 3853611, 6422685, 19268055]

約数ペア:

[(1, 19268055), (3, 6422685), (5, 3853611), (9, 2140895), (15, 1284537), (17, 1133415), (45, 428179), (51, 377805), (85, 226683), (89, 216495), (153, 125935), (255, 75561), (267, 72165), (283, 68085), (445, 43299), (765, 25187), (801, 24055), (849, 22695), (1335, 14433), (1415, 13617), (1513, 12735), (2547, 7565), (4005, 4811), (4245, 4539)]