20155170812

素因数分解:

$2^2\times 7^1\times {\mathrm{41}}^1\times {\mathrm{2797}}^1\times {\mathrm{6277}}^1$

素因数の和:9126

約数の個数: 48

約数和(自身を含む): 41314865088

約数和(自身を除く): 21159694276

約数列:

[1, 2, 4, 7, 14, 28, 41, 82, 164, 287, 574, 1148, 2797, 5594, 6277, 11188, 12554, 19579, 25108, 39158, 43939, 78316, 87878, 114677, 175756, 229354, 257357, 458708, 514714, 802739, 1029428, 1605478, 1801499, 3210956, 3602998, 7205996, 17556769, 35113538, 70227076, 122897383, 245794766, 491589532, 719827529, 1439655058, 2879310116, 5038792703, 10077585406, 20155170812]

約数ペア:

[(1, 20155170812), (2, 10077585406), (4, 5038792703), (7, 2879310116), (14, 1439655058), (28, 719827529), (41, 491589532), (82, 245794766), (164, 122897383), (287, 70227076), (574, 35113538), (1148, 17556769), (2797, 7205996), (5594, 3602998), (6277, 3210956), (11188, 1801499), (12554, 1605478), (19579, 1029428), (25108, 802739), (39158, 514714), (43939, 458708), (78316, 257357), (87878, 229354), (114677, 175756)]