2049278896

素因数分解:

$2^4\times 7^1\times {\mathrm{19}}^1\times {\mathrm{61}}^1\times {\mathrm{15787}}^1$

素因数の和:15882

約数の個数: 80

約数和(自身を含む): 4855125760

約数和(自身を除く): 2805846864

約数列:

[1, 2, 4, 7, 8, 14, 16, 19, 28, 38, 56, 61, 76, 112, 122, 133, 152, 244, 266, 304, 427, 488, 532, 854, 976, 1064, 1159, 1708, 2128, 2318, 3416, 4636, 6832, 8113, 9272, 15787, 16226, 18544, 31574, 32452, 63148, 64904, 110509, 126296, 129808, 221018, 252592, 299953, 442036, 599906, 884072, 963007, 1199812, 1768144, 1926014, 2099671, 2399624, 3852028, 4199342, 4799248, 6741049, 7704056, 8398684, 13482098, 15408112, 16797368, 18297133, 26964196, 33594736, 36594266, 53928392, 73188532, 107856784, 128079931, 146377064, 256159862, 292754128, 512319724, 1024639448, 2049278896]

約数ペア:

[(1, 2049278896), (2, 1024639448), (4, 512319724), (7, 292754128), (8, 256159862), (14, 146377064), (16, 128079931), (19, 107856784), (28, 73188532), (38, 53928392), (56, 36594266), (61, 33594736), (76, 26964196), (112, 18297133), (122, 16797368), (133, 15408112), (152, 13482098), (244, 8398684), (266, 7704056), (304, 6741049), (427, 4799248), (488, 4199342), (532, 3852028), (854, 2399624), (976, 2099671), (1064, 1926014), (1159, 1768144), (1708, 1199812), (2128, 963007), (2318, 884072), (3416, 599906), (4636, 442036), (6832, 299953), (8113, 252592), (9272, 221018), (15787, 129808), (16226, 126296), (18544, 110509), (31574, 64904), (32452, 63148)]