16220688

素因数分解:

$2^4\times 3^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{991}}^1$

素因数の和:1044

約数の個数: 80

約数和(自身を含む): 47235072

約数和(自身を除く): 31014384

約数列:

[1, 2, 3, 4, 6, 8, 11, 12, 16, 22, 24, 31, 33, 44, 48, 62, 66, 88, 93, 124, 132, 176, 186, 248, 264, 341, 372, 496, 528, 682, 744, 991, 1023, 1364, 1488, 1982, 2046, 2728, 2973, 3964, 4092, 5456, 5946, 7928, 8184, 10901, 11892, 15856, 16368, 21802, 23784, 30721, 32703, 43604, 47568, 61442, 65406, 87208, 92163, 122884, 130812, 174416, 184326, 245768, 261624, 337931, 368652, 491536, 523248, 675862, 737304, 1013793, 1351724, 1474608, 2027586, 2703448, 4055172, 5406896, 8110344, 16220688]

約数ペア:

[(1, 16220688), (2, 8110344), (3, 5406896), (4, 4055172), (6, 2703448), (8, 2027586), (11, 1474608), (12, 1351724), (16, 1013793), (22, 737304), (24, 675862), (31, 523248), (33, 491536), (44, 368652), (48, 337931), (62, 261624), (66, 245768), (88, 184326), (93, 174416), (124, 130812), (132, 122884), (176, 92163), (186, 87208), (248, 65406), (264, 61442), (341, 47568), (372, 43604), (496, 32703), (528, 30721), (682, 23784), (744, 21802), (991, 16368), (1023, 15856), (1364, 11892), (1488, 10901), (1982, 8184), (2046, 7928), (2728, 5946), (2973, 5456), (3964, 4092)]