20189354624

素因数分解:

$2^7\times {\mathrm{31}}^1\times {\mathrm{137}}^1\times {\mathrm{37139}}^1$

素因数の和:37321

約数の個数: 64

約数和(自身を含む): 41822611200

約数和(自身を除く): 21633256576

約数列:

[1, 2, 4, 8, 16, 31, 32, 62, 64, 124, 128, 137, 248, 274, 496, 548, 992, 1096, 1984, 2192, 3968, 4247, 4384, 8494, 8768, 16988, 17536, 33976, 37139, 67952, 74278, 135904, 148556, 271808, 297112, 543616, 594224, 1151309, 1188448, 2302618, 2376896, 4605236, 4753792, 5088043, 9210472, 10176086, 18420944, 20352172, 36841888, 40704344, 73683776, 81408688, 147367552, 157729333, 162817376, 315458666, 325634752, 630917332, 651269504, 1261834664, 2523669328, 5047338656, 10094677312, 20189354624]

約数ペア:

[(1, 20189354624), (2, 10094677312), (4, 5047338656), (8, 2523669328), (16, 1261834664), (31, 651269504), (32, 630917332), (62, 325634752), (64, 315458666), (124, 162817376), (128, 157729333), (137, 147367552), (248, 81408688), (274, 73683776), (496, 40704344), (548, 36841888), (992, 20352172), (1096, 18420944), (1984, 10176086), (2192, 9210472), (3968, 5088043), (4247, 4753792), (4384, 4605236), (8494, 2376896), (8768, 2302618), (16988, 1188448), (17536, 1151309), (33976, 594224), (37139, 543616), (67952, 297112), (74278, 271808), (135904, 148556)]