18831756

素因数分解:

$2^2\times 3^1\times {\mathrm{23}}^1\times {\mathrm{31}}^2\times {\mathrm{71}}^1$

素因数の和:163

約数の個数: 72

約数和(自身を含む): 48045312

約数和(自身を除く): 29213556

約数列:

[1, 2, 3, 4, 6, 12, 23, 31, 46, 62, 69, 71, 92, 93, 124, 138, 142, 186, 213, 276, 284, 372, 426, 713, 852, 961, 1426, 1633, 1922, 2139, 2201, 2852, 2883, 3266, 3844, 4278, 4402, 4899, 5766, 6532, 6603, 8556, 8804, 9798, 11532, 13206, 19596, 22103, 26412, 44206, 50623, 66309, 68231, 88412, 101246, 132618, 136462, 151869, 202492, 204693, 265236, 272924, 303738, 409386, 607476, 818772, 1569313, 3138626, 4707939, 6277252, 9415878, 18831756]

約数ペア:

[(1, 18831756), (2, 9415878), (3, 6277252), (4, 4707939), (6, 3138626), (12, 1569313), (23, 818772), (31, 607476), (46, 409386), (62, 303738), (69, 272924), (71, 265236), (92, 204693), (93, 202492), (124, 151869), (138, 136462), (142, 132618), (186, 101246), (213, 88412), (276, 68231), (284, 66309), (372, 50623), (426, 44206), (713, 26412), (852, 22103), (961, 19596), (1426, 13206), (1633, 11532), (1922, 9798), (2139, 8804), (2201, 8556), (2852, 6603), (2883, 6532), (3266, 5766), (3844, 4899), (4278, 4402)]