20091246

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{1481}}^1$

素因数の和:1529

約数の個数: 64

約数和(自身を含む): 51217920

約数和(自身を除く): 31126674

約数列:

[1, 2, 3, 6, 7, 14, 17, 19, 21, 34, 38, 42, 51, 57, 102, 114, 119, 133, 238, 266, 323, 357, 399, 646, 714, 798, 969, 1481, 1938, 2261, 2962, 4443, 4522, 6783, 8886, 10367, 13566, 20734, 25177, 28139, 31101, 50354, 56278, 62202, 75531, 84417, 151062, 168834, 176239, 196973, 352478, 393946, 478363, 528717, 590919, 956726, 1057434, 1181838, 1435089, 2870178, 3348541, 6697082, 10045623, 20091246]

約数ペア:

[(1, 20091246), (2, 10045623), (3, 6697082), (6, 3348541), (7, 2870178), (14, 1435089), (17, 1181838), (19, 1057434), (21, 956726), (34, 590919), (38, 528717), (42, 478363), (51, 393946), (57, 352478), (102, 196973), (114, 176239), (119, 168834), (133, 151062), (238, 84417), (266, 75531), (323, 62202), (357, 56278), (399, 50354), (646, 31101), (714, 28139), (798, 25177), (969, 20734), (1481, 13566), (1938, 10367), (2261, 8886), (2962, 6783), (4443, 4522)]