20954150244710

素因数分解:

$2^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{47}}^1\times {\mathrm{89}}^1\times {\mathrm{17273653}}^1$

素因数の和:17273825

約数の個数: 64

約数和(自身を含む): 40295980051200

約数和(自身を除く): 19341829806490

約数列:

[1, 2, 5, 10, 29, 47, 58, 89, 94, 145, 178, 235, 290, 445, 470, 890, 1363, 2581, 2726, 4183, 5162, 6815, 8366, 12905, 13630, 20915, 25810, 41830, 121307, 242614, 606535, 1213070, 17273653, 34547306, 86368265, 172736530, 500935937, 811861691, 1001871874, 1537355117, 1623723382, 2504679685, 3074710234, 4059308455, 5009359370, 7686775585, 8118616910, 15373551170, 23543989039, 44583298393, 47087978078, 72255690499, 89166596786, 117719945195, 144511380998, 222916491965, 235439890390, 361278452495, 445832983930, 722556904990, 2095415024471, 4190830048942, 10477075122355, 20954150244710]

約数ペア:

[(1, 20954150244710), (2, 10477075122355), (5, 4190830048942), (10, 2095415024471), (29, 722556904990), (47, 445832983930), (58, 361278452495), (89, 235439890390), (94, 222916491965), (145, 144511380998), (178, 117719945195), (235, 89166596786), (290, 72255690499), (445, 47087978078), (470, 44583298393), (890, 23543989039), (1363, 15373551170), (2581, 8118616910), (2726, 7686775585), (4183, 5009359370), (5162, 4059308455), (6815, 3074710234), (8366, 2504679685), (12905, 1623723382), (13630, 1537355117), (20915, 1001871874), (25810, 811861691), (41830, 500935937), (121307, 172736530), (242614, 86368265), (606535, 34547306), (1213070, 17273653)]