20165677542

素因数分解:

$2^1\times 3^4\times {\mathrm{17}}^1\times {\mathrm{157}}^1\times {\mathrm{46639}}^1$

素因数の和:46827

約数の個数: 80

約数和(自身を含む): 48149830080

約数和(自身を除く): 27984152538

約数列:

[1, 2, 3, 6, 9, 17, 18, 27, 34, 51, 54, 81, 102, 153, 157, 162, 306, 314, 459, 471, 918, 942, 1377, 1413, 2669, 2754, 2826, 4239, 5338, 8007, 8478, 12717, 16014, 24021, 25434, 46639, 48042, 72063, 93278, 139917, 144126, 216189, 279834, 419751, 432378, 792863, 839502, 1259253, 1585726, 2378589, 2518506, 3777759, 4757178, 7135767, 7322323, 7555518, 14271534, 14644646, 21407301, 21966969, 42814602, 43933938, 64221903, 65900907, 124479491, 128443806, 131801814, 197702721, 248958982, 373438473, 395405442, 593108163, 746876946, 1120315419, 1186216326, 2240630838, 3360946257, 6721892514, 10082838771, 20165677542]

約数ペア:

[(1, 20165677542), (2, 10082838771), (3, 6721892514), (6, 3360946257), (9, 2240630838), (17, 1186216326), (18, 1120315419), (27, 746876946), (34, 593108163), (51, 395405442), (54, 373438473), (81, 248958982), (102, 197702721), (153, 131801814), (157, 128443806), (162, 124479491), (306, 65900907), (314, 64221903), (459, 43933938), (471, 42814602), (918, 21966969), (942, 21407301), (1377, 14644646), (1413, 14271534), (2669, 7555518), (2754, 7322323), (2826, 7135767), (4239, 4757178), (5338, 3777759), (8007, 2518506), (8478, 2378589), (12717, 1585726), (16014, 1259253), (24021, 839502), (25434, 792863), (46639, 432378), (48042, 419751), (72063, 279834), (93278, 216189), (139917, 144126)]