20741904

素因数分解:

$2^4\times 3^2\times {\mathrm{17}}^1\times {\mathrm{37}}^1\times {\mathrm{229}}^1$

素因数の和:297

約数の個数: 120

約数和(自身を含む): 63399960

約数和(自身を除く): 42658056

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 17, 18, 24, 34, 36, 37, 48, 51, 68, 72, 74, 102, 111, 136, 144, 148, 153, 204, 222, 229, 272, 296, 306, 333, 408, 444, 458, 592, 612, 629, 666, 687, 816, 888, 916, 1224, 1258, 1332, 1374, 1776, 1832, 1887, 2061, 2448, 2516, 2664, 2748, 3664, 3774, 3893, 4122, 5032, 5328, 5496, 5661, 7548, 7786, 8244, 8473, 10064, 10992, 11322, 11679, 15096, 15572, 16488, 16946, 22644, 23358, 25419, 30192, 31144, 32976, 33892, 35037, 45288, 46716, 50838, 62288, 67784, 70074, 76257, 90576, 93432, 101676, 135568, 140148, 144041, 152514, 186864, 203352, 280296, 288082, 305028, 406704, 432123, 560592, 576164, 610056, 864246, 1152328, 1220112, 1296369, 1728492, 2304656, 2592738, 3456984, 5185476, 6913968, 10370952, 20741904]

約数ペア:

[(1, 20741904), (2, 10370952), (3, 6913968), (4, 5185476), (6, 3456984), (8, 2592738), (9, 2304656), (12, 1728492), (16, 1296369), (17, 1220112), (18, 1152328), (24, 864246), (34, 610056), (36, 576164), (37, 560592), (48, 432123), (51, 406704), (68, 305028), (72, 288082), (74, 280296), (102, 203352), (111, 186864), (136, 152514), (144, 144041), (148, 140148), (153, 135568), (204, 101676), (222, 93432), (229, 90576), (272, 76257), (296, 70074), (306, 67784), (333, 62288), (408, 50838), (444, 46716), (458, 45288), (592, 35037), (612, 33892), (629, 32976), (666, 31144), (687, 30192), (816, 25419), (888, 23358), (916, 22644), (1224, 16946), (1258, 16488), (1332, 15572), (1374, 15096), (1776, 11679), (1832, 11322), (1887, 10992), (2061, 10064), (2448, 8473), (2516, 8244), (2664, 7786), (2748, 7548), (3664, 5661), (3774, 5496), (3893, 5328), (4122, 5032)]