20245874805

素因数分解:

$3^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{751}}^1\times {\mathrm{15361}}^1$

素因数の和:16139

約数の個数: 64

約数和(自身を含む): 38815472640

約数和(自身を除く): 18569597835

約数列:

[1, 3, 5, 9, 13, 15, 27, 39, 45, 65, 117, 135, 195, 351, 585, 751, 1755, 2253, 3755, 6759, 9763, 11265, 15361, 20277, 29289, 33795, 46083, 48815, 76805, 87867, 101385, 138249, 146445, 199693, 230415, 263601, 414747, 439335, 599079, 691245, 998465, 1318005, 1797237, 2073735, 2995395, 5391711, 8986185, 11536111, 26958555, 34608333, 57680555, 103824999, 149969443, 173041665, 311474997, 449908329, 519124995, 749847215, 1349724987, 1557374985, 2249541645, 4049174961, 6748624935, 20245874805]

約数ペア:

[(1, 20245874805), (3, 6748624935), (5, 4049174961), (9, 2249541645), (13, 1557374985), (15, 1349724987), (27, 749847215), (39, 519124995), (45, 449908329), (65, 311474997), (117, 173041665), (135, 149969443), (195, 103824999), (351, 57680555), (585, 34608333), (751, 26958555), (1755, 11536111), (2253, 8986185), (3755, 5391711), (6759, 2995395), (9763, 2073735), (11265, 1797237), (15361, 1318005), (20277, 998465), (29289, 691245), (33795, 599079), (46083, 439335), (48815, 414747), (76805, 263601), (87867, 230415), (101385, 199693), (138249, 146445)]