19915743570

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{809}}^1\times {\mathrm{43189}}^1$

素因数の和:44027

約数の個数: 64

約数和(自身を含む): 50376816000

約数和(自身を除く): 30461072430

約数列:

[1, 2, 3, 5, 6, 10, 15, 19, 30, 38, 57, 95, 114, 190, 285, 570, 809, 1618, 2427, 4045, 4854, 8090, 12135, 15371, 24270, 30742, 43189, 46113, 76855, 86378, 92226, 129567, 153710, 215945, 230565, 259134, 431890, 461130, 647835, 820591, 1295670, 1641182, 2461773, 4102955, 4923546, 8205910, 12308865, 24617730, 34939901, 69879802, 104819703, 174699505, 209639406, 349399010, 524098515, 663858119, 1048197030, 1327716238, 1991574357, 3319290595, 3983148714, 6638581190, 9957871785, 19915743570]

約数ペア:

[(1, 19915743570), (2, 9957871785), (3, 6638581190), (5, 3983148714), (6, 3319290595), (10, 1991574357), (15, 1327716238), (19, 1048197030), (30, 663858119), (38, 524098515), (57, 349399010), (95, 209639406), (114, 174699505), (190, 104819703), (285, 69879802), (570, 34939901), (809, 24617730), (1618, 12308865), (2427, 8205910), (4045, 4923546), (4854, 4102955), (8090, 2461773), (12135, 1641182), (15371, 1295670), (24270, 820591), (30742, 647835), (43189, 461130), (46113, 431890), (76855, 259134), (86378, 230565), (92226, 215945), (129567, 153710)]