18804538376

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{307}}^1\times {\mathrm{373}}^1\times {\mathrm{1579}}^1$

素因数の和:2278

約数の個数: 64

約数和(自身を含む): 38220705600

約数和(自身を除く): 19416167224

約数列:

[1, 2, 4, 8, 13, 26, 52, 104, 307, 373, 614, 746, 1228, 1492, 1579, 2456, 2984, 3158, 3991, 4849, 6316, 7982, 9698, 12632, 15964, 19396, 20527, 31928, 38792, 41054, 82108, 114511, 164216, 229022, 458044, 484753, 588967, 916088, 969506, 1177934, 1488643, 1939012, 2355868, 2977286, 3878024, 4711736, 5954572, 6301789, 7656571, 11909144, 12603578, 15313142, 25207156, 30626284, 50414312, 61252568, 180812869, 361625738, 723251476, 1446502952, 2350567297, 4701134594, 9402269188, 18804538376]

約数ペア:

[(1, 18804538376), (2, 9402269188), (4, 4701134594), (8, 2350567297), (13, 1446502952), (26, 723251476), (52, 361625738), (104, 180812869), (307, 61252568), (373, 50414312), (614, 30626284), (746, 25207156), (1228, 15313142), (1492, 12603578), (1579, 11909144), (2456, 7656571), (2984, 6301789), (3158, 5954572), (3991, 4711736), (4849, 3878024), (6316, 2977286), (7982, 2355868), (9698, 1939012), (12632, 1488643), (15964, 1177934), (19396, 969506), (20527, 916088), (31928, 588967), (38792, 484753), (41054, 458044), (82108, 229022), (114511, 164216)]