1663515664

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{53}}^1\times {\mathrm{67}}^2$

素因数の和:237

約数の個数: 120

約数和(自身を含む): 3661640640

約数和(自身を除く): 1998124976

約数列:

[1, 2, 4, 8, 16, 19, 23, 38, 46, 53, 67, 76, 92, 106, 134, 152, 184, 212, 268, 304, 368, 424, 437, 536, 848, 874, 1007, 1072, 1219, 1273, 1541, 1748, 2014, 2438, 2546, 3082, 3496, 3551, 4028, 4489, 4876, 5092, 6164, 6992, 7102, 8056, 8978, 9752, 10184, 12328, 14204, 16112, 17956, 19504, 20368, 23161, 24656, 28408, 29279, 35912, 46322, 56816, 58558, 67469, 71824, 81673, 85291, 92644, 103247, 117116, 134938, 163346, 170582, 185288, 206494, 234232, 237917, 269876, 326692, 341164, 370576, 412988, 468464, 475834, 539752, 653384, 682328, 825976, 951668, 1079504, 1306768, 1364656, 1551787, 1651952, 1903336, 1961693, 3103574, 3806672, 3923386, 4520423, 5472091, 6207148, 7846772, 9040846, 10944182, 12414296, 15693544, 18081692, 21888364, 24828592, 31387088, 36163384, 43776728, 72326768, 87553456, 103969729, 207939458, 415878916, 831757832, 1663515664]

約数ペア:

[(1, 1663515664), (2, 831757832), (4, 415878916), (8, 207939458), (16, 103969729), (19, 87553456), (23, 72326768), (38, 43776728), (46, 36163384), (53, 31387088), (67, 24828592), (76, 21888364), (92, 18081692), (106, 15693544), (134, 12414296), (152, 10944182), (184, 9040846), (212, 7846772), (268, 6207148), (304, 5472091), (368, 4520423), (424, 3923386), (437, 3806672), (536, 3103574), (848, 1961693), (874, 1903336), (1007, 1651952), (1072, 1551787), (1219, 1364656), (1273, 1306768), (1541, 1079504), (1748, 951668), (2014, 825976), (2438, 682328), (2546, 653384), (3082, 539752), (3496, 475834), (3551, 468464), (4028, 412988), (4489, 370576), (4876, 341164), (5092, 326692), (6164, 269876), (6992, 237917), (7102, 234232), (8056, 206494), (8978, 185288), (9752, 170582), (10184, 163346), (12328, 134938), (14204, 117116), (16112, 103247), (17956, 92644), (19504, 85291), (20368, 81673), (23161, 71824), (24656, 67469), (28408, 58558), (29279, 56816), (35912, 46322)]