20019552

素因数分解:

$2^5\times 3^1\times 7^1\times {\mathrm{31}}^3$

素因数の和:113

約数の個数: 96

約数和(自身を含む): 62060544

約数和(自身を除く): 42040992

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 21, 24, 28, 31, 32, 42, 48, 56, 62, 84, 93, 96, 112, 124, 168, 186, 217, 224, 248, 336, 372, 434, 496, 651, 672, 744, 868, 961, 992, 1302, 1488, 1736, 1922, 2604, 2883, 2976, 3472, 3844, 5208, 5766, 6727, 6944, 7688, 10416, 11532, 13454, 15376, 20181, 20832, 23064, 26908, 29791, 30752, 40362, 46128, 53816, 59582, 80724, 89373, 92256, 107632, 119164, 161448, 178746, 208537, 215264, 238328, 322896, 357492, 417074, 476656, 625611, 645792, 714984, 834148, 953312, 1251222, 1429968, 1668296, 2502444, 2859936, 3336592, 5004888, 6673184, 10009776, 20019552]

約数ペア:

[(1, 20019552), (2, 10009776), (3, 6673184), (4, 5004888), (6, 3336592), (7, 2859936), (8, 2502444), (12, 1668296), (14, 1429968), (16, 1251222), (21, 953312), (24, 834148), (28, 714984), (31, 645792), (32, 625611), (42, 476656), (48, 417074), (56, 357492), (62, 322896), (84, 238328), (93, 215264), (96, 208537), (112, 178746), (124, 161448), (168, 119164), (186, 107632), (217, 92256), (224, 89373), (248, 80724), (336, 59582), (372, 53816), (434, 46128), (496, 40362), (651, 30752), (672, 29791), (744, 26908), (868, 23064), (961, 20832), (992, 20181), (1302, 15376), (1488, 13454), (1736, 11532), (1922, 10416), (2604, 7688), (2883, 6944), (2976, 6727), (3472, 5766), (3844, 5208)]