31854912916

素因数分解:

$2^2\times {\mathrm{19}}^2\times {\mathrm{31}}^1\times {\mathrm{439}}^1\times {\mathrm{1621}}^1$

素因数の和:2133

約数の個数: 72

約数和(自身を含む): 60908305920

約数和(自身を除く): 29053393004

約数列:

[1, 2, 4, 19, 31, 38, 62, 76, 124, 361, 439, 589, 722, 878, 1178, 1444, 1621, 1756, 2356, 3242, 6484, 8341, 11191, 13609, 16682, 22382, 27218, 30799, 33364, 44764, 50251, 54436, 61598, 100502, 123196, 158479, 201004, 258571, 316958, 517142, 585181, 633916, 711619, 954769, 1034284, 1170362, 1423238, 1909538, 2340724, 2846476, 3819076, 4912849, 9825698, 13520761, 18140611, 19651396, 22060189, 27041522, 36281222, 44120378, 54083044, 72562444, 88240756, 256894459, 419143591, 513788918, 838287182, 1027577836, 1676574364, 7963728229, 15927456458, 31854912916]

約数ペア:

[(1, 31854912916), (2, 15927456458), (4, 7963728229), (19, 1676574364), (31, 1027577836), (38, 838287182), (62, 513788918), (76, 419143591), (124, 256894459), (361, 88240756), (439, 72562444), (589, 54083044), (722, 44120378), (878, 36281222), (1178, 27041522), (1444, 22060189), (1621, 19651396), (1756, 18140611), (2356, 13520761), (3242, 9825698), (6484, 4912849), (8341, 3819076), (11191, 2846476), (13609, 2340724), (16682, 1909538), (22382, 1423238), (27218, 1170362), (30799, 1034284), (33364, 954769), (44764, 711619), (50251, 633916), (54436, 585181), (61598, 517142), (100502, 316958), (123196, 258571), (158479, 201004)]