20121030705

素因数分解:

$3^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{2791}}^1\times {\mathrm{16573}}^1$

素因数の和:19401

約数の個数: 32

約数和(自身を含む): 33317717760

約数和(自身を除く): 13196687055

約数列:

[1, 3, 5, 15, 29, 87, 145, 435, 2791, 8373, 13955, 16573, 41865, 49719, 80939, 82865, 242817, 248595, 404695, 480617, 1214085, 1441851, 2403085, 7209255, 46255243, 138765729, 231276215, 693828645, 1341402047, 4024206141, 6707010235, 20121030705]

約数ペア:

[(1, 20121030705), (3, 6707010235), (5, 4024206141), (15, 1341402047), (29, 693828645), (87, 231276215), (145, 138765729), (435, 46255243), (2791, 7209255), (8373, 2403085), (13955, 1441851), (16573, 1214085), (41865, 480617), (49719, 404695), (80939, 248595), (82865, 242817)]