18772506

素因数分解:

$2^1\times 3^3\times {\mathrm{41}}^1\times {\mathrm{61}}^1\times {\mathrm{139}}^1$

素因数の和:252

約数の個数: 64

約数和(自身を含む): 43747200

約数和(自身を除く): 24974694

約数列:

[1, 2, 3, 6, 9, 18, 27, 41, 54, 61, 82, 122, 123, 139, 183, 246, 278, 366, 369, 417, 549, 738, 834, 1098, 1107, 1251, 1647, 2214, 2501, 2502, 3294, 3753, 5002, 5699, 7503, 7506, 8479, 11398, 15006, 16958, 17097, 22509, 25437, 34194, 45018, 50874, 51291, 67527, 76311, 102582, 135054, 152622, 153873, 228933, 307746, 347639, 457866, 695278, 1042917, 2085834, 3128751, 6257502, 9386253, 18772506]

約数ペア:

[(1, 18772506), (2, 9386253), (3, 6257502), (6, 3128751), (9, 2085834), (18, 1042917), (27, 695278), (41, 457866), (54, 347639), (61, 307746), (82, 228933), (122, 153873), (123, 152622), (139, 135054), (183, 102582), (246, 76311), (278, 67527), (366, 51291), (369, 50874), (417, 45018), (549, 34194), (738, 25437), (834, 22509), (1098, 17097), (1107, 16958), (1251, 15006), (1647, 11398), (2214, 8479), (2501, 7506), (2502, 7503), (3294, 5699), (3753, 5002)]