20138646528

素因数分解:

$2^{10}\times 3^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{59}}^1$

素因数の和:153

約数の個数: 1056

約数和(自身を含む): 81544619520

約数和(自身を除く): 61405972992

約数列:

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2237627392, 2517330816, 2876949504, 3356441088, 5034661632, 6712882176, 10069323264, 20138646528]

約数ペア:

[(1, 20138646528), (2, 10069323264), (3, 6712882176), (4, 5034661632), (6, 3356441088), (7, 2876949504), (8, 2517330816), (9, 2237627392), (11, 1830786048), (12, 1678220544), (13, 1549126656), (14, 1438474752), (16, 1258665408), (18, 1118813696), (21, 958983168), (22, 915393024), (24, 839110272), (26, 774563328), (28, 719237376), (32, 629332704), (33, 610262016), (36, 559406848), (37, 544287744), (39, 516375552), (42, 479491584), (44, 457696512), (48, 419555136), (52, 387281664), (56, 359618688), (59, 341332992), (63, 319661056), (64, 314666352), (66, 305131008), (72, 279703424), (74, 272143872), (77, 261540864), (78, 258187776), (84, 239745792), (88, 228848256), (91, 221303808), (96, 209777568), (99, 203420672), (104, 193640832), (111, 181429248), (112, 179809344), (117, 172125184), (118, 170666496), (126, 159830528), (128, 157333176), (132, 152565504), (143, 140829696), (144, 139851712), (148, 136071936), (154, 130770432), (156, 129093888), (168, 119872896), (176, 114424128), (177, 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