18707942385

素因数分解:

$3^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{53}}^1\times {\mathrm{251}}^1\times {\mathrm{947}}^1$

素因数の和:1276

約数の個数: 128

約数和(自身を含む): 37153105920

約数和(自身を除く): 18445163535

約数列:

[1, 3, 5, 9, 11, 15, 27, 33, 45, 53, 55, 99, 135, 159, 165, 251, 265, 297, 477, 495, 583, 753, 795, 947, 1255, 1431, 1485, 1749, 2259, 2385, 2761, 2841, 2915, 3765, 4735, 5247, 6777, 7155, 8283, 8523, 8745, 10417, 11295, 13303, 13805, 14205, 15741, 24849, 25569, 26235, 31251, 33885, 39909, 41415, 42615, 50191, 52085, 66515, 74547, 78705, 93753, 119727, 124245, 127845, 146333, 150573, 156255, 199545, 237697, 250955, 281259, 359181, 372735, 438999, 451719, 468765, 552101, 598635, 713091, 731665, 752865, 1188485, 1316997, 1355157, 1406295, 1656303, 1795905, 2139273, 2194995, 2258595, 2614667, 2760505, 3565455, 3950991, 4968909, 6417819, 6584985, 6775785, 7844001, 8281515, 10696365, 12597941, 13073335, 14906727, 19754955, 23532003, 24844545, 32089095, 37793823, 39220005, 62989705, 70596009, 74533635, 113381469, 117660015, 138577351, 188969115, 340144407, 352980045, 415732053, 566907345, 692886755, 1247196159, 1700722035, 2078660265, 3741588477, 6235980795, 18707942385]

約数ペア:

[(1, 18707942385), (3, 6235980795), (5, 3741588477), (9, 2078660265), (11, 1700722035), (15, 1247196159), (27, 692886755), (33, 566907345), (45, 415732053), (53, 352980045), (55, 340144407), (99, 188969115), (135, 138577351), (159, 117660015), (165, 113381469), (251, 74533635), (265, 70596009), (297, 62989705), (477, 39220005), (495, 37793823), (583, 32089095), (753, 24844545), (795, 23532003), (947, 19754955), (1255, 14906727), (1431, 13073335), (1485, 12597941), (1749, 10696365), (2259, 8281515), (2385, 7844001), (2761, 6775785), (2841, 6584985), (2915, 6417819), (3765, 4968909), (4735, 3950991), (5247, 3565455), (6777, 2760505), (7155, 2614667), (8283, 2258595), (8523, 2194995), (8745, 2139273), (10417, 1795905), (11295, 1656303), (13303, 1406295), (13805, 1355157), (14205, 1316997), (15741, 1188485), (24849, 752865), (25569, 731665), (26235, 713091), (31251, 598635), (33885, 552101), (39909, 468765), (41415, 451719), (42615, 438999), (50191, 372735), (52085, 359181), (66515, 281259), (74547, 250955), (78705, 237697), (93753, 199545), (119727, 156255), (124245, 150573), (127845, 146333)]