1606920804

素因数分解:

$2^2\times 3^2\times {\mathrm{37}}^1\times {\mathrm{61}}^1\times {\mathrm{19777}}^1$

素因数の和:19885

約数の個数: 72

約数和(自身を含む): 4240324088

約数和(自身を除く): 2633403284

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 37, 61, 74, 111, 122, 148, 183, 222, 244, 333, 366, 444, 549, 666, 732, 1098, 1332, 2196, 2257, 4514, 6771, 9028, 13542, 19777, 20313, 27084, 39554, 40626, 59331, 79108, 81252, 118662, 177993, 237324, 355986, 711972, 731749, 1206397, 1463498, 2195247, 2412794, 2926996, 3619191, 4390494, 4825588, 6585741, 7238382, 8780988, 10857573, 13171482, 14476764, 21715146, 26342964, 43430292, 44636689, 89273378, 133910067, 178546756, 267820134, 401730201, 535640268, 803460402, 1606920804]

約数ペア:

[(1, 1606920804), (2, 803460402), (3, 535640268), (4, 401730201), (6, 267820134), (9, 178546756), (12, 133910067), (18, 89273378), (36, 44636689), (37, 43430292), (61, 26342964), (74, 21715146), (111, 14476764), (122, 13171482), (148, 10857573), (183, 8780988), (222, 7238382), (244, 6585741), (333, 4825588), (366, 4390494), (444, 3619191), (549, 2926996), (666, 2412794), (732, 2195247), (1098, 1463498), (1332, 1206397), (2196, 731749), (2257, 711972), (4514, 355986), (6771, 237324), (9028, 177993), (13542, 118662), (19777, 81252), (20313, 79108), (27084, 59331), (39554, 40626)]