20172837654

素因数分解:

$2^1\times 3^2\times {\mathrm{23}}^1\times {\mathrm{71}}^1\times {\mathrm{173}}^1\times {\mathrm{3967}}^1$

素因数の和:4242

約数の個数: 96

約数和(自身を含む): 46529593344

約数和(自身を除く): 26356755690

約数列:

[1, 2, 3, 6, 9, 18, 23, 46, 69, 71, 138, 142, 173, 207, 213, 346, 414, 426, 519, 639, 1038, 1278, 1557, 1633, 3114, 3266, 3967, 3979, 4899, 7934, 7958, 9798, 11901, 11937, 12283, 14697, 23802, 23874, 24566, 29394, 35703, 35811, 36849, 71406, 71622, 73698, 91241, 110547, 182482, 221094, 273723, 281657, 282509, 547446, 563314, 565018, 686291, 821169, 844971, 847527, 1372582, 1642338, 1689942, 1695054, 2058873, 2534913, 2542581, 4117746, 5069826, 5085162, 6176619, 6478111, 12353238, 12956222, 15784693, 19434333, 31569386, 38868666, 47354079, 48726661, 58302999, 94708158, 97453322, 116605998, 142062237, 146179983, 284124474, 292359966, 438539949, 877079898, 1120713203, 2241426406, 3362139609, 6724279218, 10086418827, 20172837654]

約数ペア:

[(1, 20172837654), (2, 10086418827), (3, 6724279218), (6, 3362139609), (9, 2241426406), (18, 1120713203), (23, 877079898), (46, 438539949), (69, 292359966), (71, 284124474), (138, 146179983), (142, 142062237), (173, 116605998), (207, 97453322), (213, 94708158), (346, 58302999), (414, 48726661), (426, 47354079), (519, 38868666), (639, 31569386), (1038, 19434333), (1278, 15784693), (1557, 12956222), (1633, 12353238), (3114, 6478111), (3266, 6176619), (3967, 5085162), (3979, 5069826), (4899, 4117746), (7934, 2542581), (7958, 2534913), (9798, 2058873), (11901, 1695054), (11937, 1689942), (12283, 1642338), (14697, 1372582), (23802, 847527), (23874, 844971), (24566, 821169), (29394, 686291), (35703, 565018), (35811, 563314), (36849, 547446), (71406, 282509), (71622, 281657), (73698, 273723), (91241, 221094), (110547, 182482)]