20163404338

素因数分解:

$2^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{37}}^1\times {\mathrm{211}}^1\times {\mathrm{541}}^1$

素因数の和:840

約数の個数: 128

約数和(自身を含む): 40240300032

約数和(自身を除く): 20076895694

約数列:

[1, 2, 7, 11, 14, 22, 31, 37, 62, 74, 77, 154, 211, 217, 259, 341, 407, 422, 434, 518, 541, 682, 814, 1082, 1147, 1477, 2294, 2321, 2387, 2849, 2954, 3787, 4642, 4774, 5698, 5951, 6541, 7574, 7807, 8029, 11902, 12617, 13082, 15614, 16058, 16247, 16771, 20017, 25234, 32494, 33542, 40034, 41657, 45787, 54649, 71951, 83314, 85877, 88319, 91574, 109298, 114151, 117397, 140119, 143902, 171754, 176638, 184481, 220187, 228302, 234794, 242017, 280238, 368962, 440374, 484034, 503657, 601139, 620527, 799057, 1007314, 1202278, 1241054, 1255661, 1291367, 1541309, 1598114, 1694119, 2511322, 2582734, 2662187, 3082618, 3388238, 3538681, 4223587, 4343689, 5324374, 6825797, 7077362, 8447174, 8687378, 8789627, 13651594, 17579254, 18635309, 24770767, 29565109, 37270618, 38925491, 46459457, 47780579, 49541534, 59130218, 77850982, 92918914, 95561158, 130931197, 261862394, 272478437, 325216199, 544956874, 650432398, 916518379, 1440243167, 1833036758, 2880486334, 10081702169, 20163404338]

約数ペア:

[(1, 20163404338), (2, 10081702169), (7, 2880486334), (11, 1833036758), (14, 1440243167), (22, 916518379), (31, 650432398), (37, 544956874), (62, 325216199), (74, 272478437), (77, 261862394), (154, 130931197), (211, 95561158), (217, 92918914), (259, 77850982), (341, 59130218), (407, 49541534), (422, 47780579), (434, 46459457), (518, 38925491), (541, 37270618), (682, 29565109), (814, 24770767), (1082, 18635309), (1147, 17579254), (1477, 13651594), (2294, 8789627), (2321, 8687378), (2387, 8447174), (2849, 7077362), (2954, 6825797), (3787, 5324374), (4642, 4343689), (4774, 4223587), (5698, 3538681), (5951, 3388238), (6541, 3082618), (7574, 2662187), (7807, 2582734), (8029, 2511322), (11902, 1694119), (12617, 1598114), (13082, 1541309), (15614, 1291367), (16058, 1255661), (16247, 1241054), (16771, 1202278), (20017, 1007314), (25234, 799057), (32494, 620527), (33542, 601139), (40034, 503657), (41657, 484034), (45787, 440374), (54649, 368962), (71951, 280238), (83314, 242017), (85877, 234794), (88319, 228302), (91574, 220187), (109298, 184481), (114151, 176638), (117397, 171754), (140119, 143902)]