219628714

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{53}}^1\times {\mathrm{167}}^1\times {\mathrm{653}}^1$

素因数の和:894

約数の個数: 32

約数和(自身を含む): 355985280

約数和(自身を除く): 136356566

約数列:

[1, 2, 19, 38, 53, 106, 167, 334, 653, 1007, 1306, 2014, 3173, 6346, 8851, 12407, 17702, 24814, 34609, 69218, 109051, 168169, 218102, 336338, 657571, 1315142, 2071969, 4143938, 5779703, 11559406, 109814357, 219628714]

約数ペア:

[(1, 219628714), (2, 109814357), (19, 11559406), (38, 5779703), (53, 4143938), (106, 2071969), (167, 1315142), (334, 657571), (653, 336338), (1007, 218102), (1306, 168169), (2014, 109051), (3173, 69218), (6346, 34609), (8851, 24814), (12407, 17702)]