2003037968

素因数分解:

$2^4\times {\mathrm{31}}^1\times {\mathrm{61}}^1\times {\mathrm{239}}^1\times {\mathrm{277}}^1$

素因数の和:616

約数の個数: 80

約数和(自身を含む): 4103546880

約数和(自身を除く): 2100508912

約数列:

[1, 2, 4, 8, 16, 31, 61, 62, 122, 124, 239, 244, 248, 277, 478, 488, 496, 554, 956, 976, 1108, 1891, 1912, 2216, 3782, 3824, 4432, 7409, 7564, 8587, 14579, 14818, 15128, 16897, 17174, 29158, 29636, 30256, 33794, 34348, 58316, 59272, 66203, 67588, 68696, 116632, 118544, 132406, 135176, 137392, 233264, 264812, 270352, 451949, 523807, 529624, 903898, 1047614, 1059248, 1807796, 2052293, 2095228, 3615592, 4038383, 4104586, 4190456, 7231184, 8076766, 8209172, 8380912, 16153532, 16418344, 32307064, 32836688, 64614128, 125189873, 250379746, 500759492, 1001518984, 2003037968]

約数ペア:

[(1, 2003037968), (2, 1001518984), (4, 500759492), (8, 250379746), (16, 125189873), (31, 64614128), (61, 32836688), (62, 32307064), (122, 16418344), (124, 16153532), (239, 8380912), (244, 8209172), (248, 8076766), (277, 7231184), (478, 4190456), (488, 4104586), (496, 4038383), (554, 3615592), (956, 2095228), (976, 2052293), (1108, 1807796), (1891, 1059248), (1912, 1047614), (2216, 903898), (3782, 529624), (3824, 523807), (4432, 451949), (7409, 270352), (7564, 264812), (8587, 233264), (14579, 137392), (14818, 135176), (15128, 132406), (16897, 118544), (17174, 116632), (29158, 68696), (29636, 67588), (30256, 66203), (33794, 59272), (34348, 58316)]