19109190

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{89}}^1\times {\mathrm{421}}^1$

素因数の和:537

約数の個数: 64

約数和(自身を含む): 49222080

約数和(自身を除く): 30112890

約数列:

[1, 2, 3, 5, 6, 10, 15, 17, 30, 34, 51, 85, 89, 102, 170, 178, 255, 267, 421, 445, 510, 534, 842, 890, 1263, 1335, 1513, 2105, 2526, 2670, 3026, 4210, 4539, 6315, 7157, 7565, 9078, 12630, 14314, 15130, 21471, 22695, 35785, 37469, 42942, 45390, 71570, 74938, 107355, 112407, 187345, 214710, 224814, 374690, 562035, 636973, 1124070, 1273946, 1910919, 3184865, 3821838, 6369730, 9554595, 19109190]

約数ペア:

[(1, 19109190), (2, 9554595), (3, 6369730), (5, 3821838), (6, 3184865), (10, 1910919), (15, 1273946), (17, 1124070), (30, 636973), (34, 562035), (51, 374690), (85, 224814), (89, 214710), (102, 187345), (170, 112407), (178, 107355), (255, 74938), (267, 71570), (421, 45390), (445, 42942), (510, 37469), (534, 35785), (842, 22695), (890, 21471), (1263, 15130), (1335, 14314), (1513, 12630), (2105, 9078), (2526, 7565), (2670, 7157), (3026, 6315), (4210, 4539)]