19496535968

素因数分解:

$2^5\times 7^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{352381}}^1$

素因数の和:352430

約数の個数: 96

約数和(自身を含む): 49728147840

約数和(自身を除く): 30231611872

約数列:

[1, 2, 4, 7, 8, 13, 14, 16, 19, 26, 28, 32, 38, 52, 56, 76, 91, 104, 112, 133, 152, 182, 208, 224, 247, 266, 304, 364, 416, 494, 532, 608, 728, 988, 1064, 1456, 1729, 1976, 2128, 2912, 3458, 3952, 4256, 6916, 7904, 13832, 27664, 55328, 352381, 704762, 1409524, 2466667, 2819048, 4580953, 4933334, 5638096, 6695239, 9161906, 9866668, 11276192, 13390478, 18323812, 19733336, 26780956, 32066671, 36647624, 39466672, 46866673, 53561912, 64133342, 73295248, 78933344, 87038107, 93733346, 107123824, 128266684, 146590496, 174076214, 187466692, 214247648, 256533368, 348152428, 374933384, 513066736, 609266749, 696304856, 749866768, 1026133472, 1218533498, 1392609712, 1499733536, 2437066996, 2785219424, 4874133992, 9748267984, 19496535968]

約数ペア:

[(1, 19496535968), (2, 9748267984), (4, 4874133992), (7, 2785219424), (8, 2437066996), (13, 1499733536), (14, 1392609712), (16, 1218533498), (19, 1026133472), (26, 749866768), (28, 696304856), (32, 609266749), (38, 513066736), (52, 374933384), (56, 348152428), (76, 256533368), (91, 214247648), (104, 187466692), (112, 174076214), (133, 146590496), (152, 128266684), (182, 107123824), (208, 93733346), (224, 87038107), (247, 78933344), (266, 73295248), (304, 64133342), (364, 53561912), (416, 46866673), (494, 39466672), (532, 36647624), (608, 32066671), (728, 26780956), (988, 19733336), (1064, 18323812), (1456, 13390478), (1729, 11276192), (1976, 9866668), (2128, 9161906), (2912, 6695239), (3458, 5638096), (3952, 4933334), (4256, 4580953), (6916, 2819048), (7904, 2466667), (13832, 1409524), (27664, 704762), (55328, 352381)]