18455688

素因数分解:

$2^3\times 3^4\times {\mathrm{19}}^1\times {\mathrm{1499}}^1$

素因数の和:1536

約数の個数: 80

約数和(自身を含む): 54450000

約数和(自身を除く): 35994312

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 19, 24, 27, 36, 38, 54, 57, 72, 76, 81, 108, 114, 152, 162, 171, 216, 228, 324, 342, 456, 513, 648, 684, 1026, 1368, 1499, 1539, 2052, 2998, 3078, 4104, 4497, 5996, 6156, 8994, 11992, 12312, 13491, 17988, 26982, 28481, 35976, 40473, 53964, 56962, 80946, 85443, 107928, 113924, 121419, 161892, 170886, 227848, 242838, 256329, 323784, 341772, 485676, 512658, 683544, 768987, 971352, 1025316, 1537974, 2050632, 2306961, 3075948, 4613922, 6151896, 9227844, 18455688]

約数ペア:

[(1, 18455688), (2, 9227844), (3, 6151896), (4, 4613922), (6, 3075948), (8, 2306961), (9, 2050632), (12, 1537974), (18, 1025316), (19, 971352), (24, 768987), (27, 683544), (36, 512658), (38, 485676), (54, 341772), (57, 323784), (72, 256329), (76, 242838), (81, 227848), (108, 170886), (114, 161892), (152, 121419), (162, 113924), (171, 107928), (216, 85443), (228, 80946), (324, 56962), (342, 53964), (456, 40473), (513, 35976), (648, 28481), (684, 26982), (1026, 17988), (1368, 13491), (1499, 12312), (1539, 11992), (2052, 8994), (2998, 6156), (3078, 5996), (4104, 4497)]