19988411352

素因数分解:

$2^3\times 3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{727}}^1\times {\mathrm{12589}}^1$

素因数の和:13345

約数の個数: 128

約数和(自身を含む): 61592294400

約数和(自身を除く): 41603883048

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 13, 14, 21, 24, 26, 28, 39, 42, 52, 56, 78, 84, 91, 104, 156, 168, 182, 273, 312, 364, 546, 727, 728, 1092, 1454, 2181, 2184, 2908, 4362, 5089, 5816, 8724, 9451, 10178, 12589, 15267, 17448, 18902, 20356, 25178, 28353, 30534, 37767, 37804, 40712, 50356, 56706, 61068, 66157, 75534, 75608, 88123, 100712, 113412, 122136, 132314, 151068, 163657, 176246, 198471, 226824, 264369, 264628, 302136, 327314, 352492, 396942, 490971, 528738, 529256, 654628, 704984, 793884, 981942, 1057476, 1145599, 1309256, 1587768, 1963884, 2114952, 2291198, 3436797, 3927768, 4582396, 6873594, 9152203, 9164792, 13747188, 18304406, 27456609, 27494376, 36608812, 54913218, 64065421, 73217624, 109826436, 118978639, 128130842, 192196263, 219652872, 237957278, 256261684, 356935917, 384392526, 475914556, 512523368, 713871834, 768785052, 832850473, 951829112, 1427743668, 1537570104, 1665700946, 2498551419, 2855487336, 3331401892, 4997102838, 6662803784, 9994205676, 19988411352]

約数ペア:

[(1, 19988411352), (2, 9994205676), (3, 6662803784), (4, 4997102838), (6, 3331401892), (7, 2855487336), (8, 2498551419), (12, 1665700946), (13, 1537570104), (14, 1427743668), (21, 951829112), (24, 832850473), (26, 768785052), (28, 713871834), (39, 512523368), (42, 475914556), (52, 384392526), (56, 356935917), (78, 256261684), (84, 237957278), (91, 219652872), (104, 192196263), (156, 128130842), (168, 118978639), (182, 109826436), (273, 73217624), (312, 64065421), (364, 54913218), (546, 36608812), (727, 27494376), (728, 27456609), (1092, 18304406), (1454, 13747188), (2181, 9164792), (2184, 9152203), (2908, 6873594), (4362, 4582396), (5089, 3927768), (5816, 3436797), (8724, 2291198), (9451, 2114952), (10178, 1963884), (12589, 1587768), (15267, 1309256), (17448, 1145599), (18902, 1057476), (20356, 981942), (25178, 793884), (28353, 704984), (30534, 654628), (37767, 529256), (37804, 528738), (40712, 490971), (50356, 396942), (56706, 352492), (61068, 327314), (66157, 302136), (75534, 264628), (75608, 264369), (88123, 226824), (100712, 198471), (113412, 176246), (122136, 163657), (132314, 151068)]