1993933648

素因数分解:

$2^4\times 7^1\times {\mathrm{41}}^1\times {\mathrm{181}}^1\times {\mathrm{2399}}^1$

素因数の和:2636

約数の個数: 80

約数和(自身を含む): 4549708800

約数和(自身を除く): 2555775152

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 41, 56, 82, 112, 164, 181, 287, 328, 362, 574, 656, 724, 1148, 1267, 1448, 2296, 2399, 2534, 2896, 4592, 4798, 5068, 7421, 9596, 10136, 14842, 16793, 19192, 20272, 29684, 33586, 38384, 51947, 59368, 67172, 98359, 103894, 118736, 134344, 196718, 207788, 268688, 393436, 415576, 434219, 688513, 786872, 831152, 868438, 1377026, 1573744, 1736876, 2754052, 3039533, 3473752, 5508104, 6079066, 6947504, 11016208, 12158132, 17802979, 24316264, 35605958, 48632528, 71211916, 124620853, 142423832, 249241706, 284847664, 498483412, 996966824, 1993933648]

約数ペア:

[(1, 1993933648), (2, 996966824), (4, 498483412), (7, 284847664), (8, 249241706), (14, 142423832), (16, 124620853), (28, 71211916), (41, 48632528), (56, 35605958), (82, 24316264), (112, 17802979), (164, 12158132), (181, 11016208), (287, 6947504), (328, 6079066), (362, 5508104), (574, 3473752), (656, 3039533), (724, 2754052), (1148, 1736876), (1267, 1573744), (1448, 1377026), (2296, 868438), (2399, 831152), (2534, 786872), (2896, 688513), (4592, 434219), (4798, 415576), (5068, 393436), (7421, 268688), (9596, 207788), (10136, 196718), (14842, 134344), (16793, 118736), (19192, 103894), (20272, 98359), (29684, 67172), (33586, 59368), (38384, 51947)]