1808654992

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{83}}^1\times {\mathrm{1667}}^1$

素因数の和:1820

約数の個数: 80

約数和(自身を含む): 3822255360

約数和(自身を除く): 2013600368

約数列:

[1, 2, 4, 8, 16, 19, 38, 43, 76, 83, 86, 152, 166, 172, 304, 332, 344, 664, 688, 817, 1328, 1577, 1634, 1667, 3154, 3268, 3334, 3569, 6308, 6536, 6668, 7138, 12616, 13072, 13336, 14276, 25232, 26672, 28552, 31673, 57104, 63346, 67811, 71681, 126692, 135622, 138361, 143362, 253384, 271244, 276722, 286724, 506768, 542488, 553444, 573448, 1084976, 1106888, 1146896, 1361939, 2213776, 2628859, 2723878, 5257718, 5447756, 5949523, 10515436, 10895512, 11899046, 21030872, 21791024, 23798092, 42061744, 47596184, 95192368, 113040937, 226081874, 452163748, 904327496, 1808654992]

約数ペア:

[(1, 1808654992), (2, 904327496), (4, 452163748), (8, 226081874), (16, 113040937), (19, 95192368), (38, 47596184), (43, 42061744), (76, 23798092), (83, 21791024), (86, 21030872), (152, 11899046), (166, 10895512), (172, 10515436), (304, 5949523), (332, 5447756), (344, 5257718), (664, 2723878), (688, 2628859), (817, 2213776), (1328, 1361939), (1577, 1146896), (1634, 1106888), (1667, 1084976), (3154, 573448), (3268, 553444), (3334, 542488), (3569, 506768), (6308, 286724), (6536, 276722), (6668, 271244), (7138, 253384), (12616, 143362), (13072, 138361), (13336, 135622), (14276, 126692), (25232, 71681), (26672, 67811), (28552, 63346), (31673, 57104)]