2086990856

素因数分解:

$2^3\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{19699}}^1$

素因数の和:19782

約数の個数: 64

約数和(自身を含む): 4467960000

約数和(自身を除く): 2380969144

約数列:

[1, 2, 4, 8, 17, 19, 34, 38, 41, 68, 76, 82, 136, 152, 164, 323, 328, 646, 697, 779, 1292, 1394, 1558, 2584, 2788, 3116, 5576, 6232, 13243, 19699, 26486, 39398, 52972, 78796, 105944, 157592, 334883, 374281, 669766, 748562, 807659, 1339532, 1497124, 1615318, 2679064, 2994248, 3230636, 6362777, 6461272, 12725554, 13730203, 15345521, 25451108, 27460406, 30691042, 50902216, 54920812, 61382084, 109841624, 122764168, 260873857, 521747714, 1043495428, 2086990856]

約数ペア:

[(1, 2086990856), (2, 1043495428), (4, 521747714), (8, 260873857), (17, 122764168), (19, 109841624), (34, 61382084), (38, 54920812), (41, 50902216), (68, 30691042), (76, 27460406), (82, 25451108), (136, 15345521), (152, 13730203), (164, 12725554), (323, 6461272), (328, 6362777), (646, 3230636), (697, 2994248), (779, 2679064), (1292, 1615318), (1394, 1497124), (1558, 1339532), (2584, 807659), (2788, 748562), (3116, 669766), (5576, 374281), (6232, 334883), (13243, 157592), (19699, 105944), (26486, 78796), (39398, 52972)]