19660528076

素因数分解:

$2^2\times 7^1\times {\mathrm{29}}^1\times {\mathrm{47}}^1\times {\mathrm{79}}^1\times {\mathrm{6521}}^1$

素因数の和:6687

約数の個数: 96

約数和(自身を含む): 42074726400

約数和(自身を除く): 22414198324

約数列:

[1, 2, 4, 7, 14, 28, 29, 47, 58, 79, 94, 116, 158, 188, 203, 316, 329, 406, 553, 658, 812, 1106, 1316, 1363, 2212, 2291, 2726, 3713, 4582, 5452, 6521, 7426, 9164, 9541, 13042, 14852, 16037, 19082, 25991, 26084, 32074, 38164, 45647, 51982, 64148, 91294, 103964, 107677, 182588, 189109, 215354, 306487, 378218, 430708, 515159, 612974, 753739, 756436, 1030318, 1225948, 1323763, 1507478, 2060636, 2145409, 2647526, 3014956, 3606113, 4290818, 5295052, 7212226, 8581636, 8888123, 14424452, 14939611, 17776246, 24212473, 29879222, 35552492, 48424946, 59758444, 62216861, 96849892, 104577277, 124433722, 169487311, 209154554, 248867444, 338974622, 418309108, 677949244, 702161717, 1404323434, 2808646868, 4915132019, 9830264038, 19660528076]

約数ペア:

[(1, 19660528076), (2, 9830264038), (4, 4915132019), (7, 2808646868), (14, 1404323434), (28, 702161717), (29, 677949244), (47, 418309108), (58, 338974622), (79, 248867444), (94, 209154554), (116, 169487311), (158, 124433722), (188, 104577277), (203, 96849892), (316, 62216861), (329, 59758444), (406, 48424946), (553, 35552492), (658, 29879222), (812, 24212473), (1106, 17776246), (1316, 14939611), (1363, 14424452), (2212, 8888123), (2291, 8581636), (2726, 7212226), (3713, 5295052), (4582, 4290818), (5452, 3606113), (6521, 3014956), (7426, 2647526), (9164, 2145409), (9541, 2060636), (13042, 1507478), (14852, 1323763), (16037, 1225948), (19082, 1030318), (25991, 756436), (26084, 753739), (32074, 612974), (38164, 515159), (45647, 430708), (51982, 378218), (64148, 306487), (91294, 215354), (103964, 189109), (107677, 182588)]