20199856928

素因数分解:

$2^5\times {\mathrm{31}}^1\times {\mathrm{53}}^1\times {\mathrm{384203}}^1$

素因数の和:384297

約数の個数: 48

約数和(自身を含む): 41825984256

約数和(自身を除く): 21626127328

約数列:

[1, 2, 4, 8, 16, 31, 32, 53, 62, 106, 124, 212, 248, 424, 496, 848, 992, 1643, 1696, 3286, 6572, 13144, 26288, 52576, 384203, 768406, 1536812, 3073624, 6147248, 11910293, 12294496, 20362759, 23820586, 40725518, 47641172, 81451036, 95282344, 162902072, 190564688, 325804144, 381129376, 631245529, 651608288, 1262491058, 2524982116, 5049964232, 10099928464, 20199856928]

約数ペア:

[(1, 20199856928), (2, 10099928464), (4, 5049964232), (8, 2524982116), (16, 1262491058), (31, 651608288), (32, 631245529), (53, 381129376), (62, 325804144), (106, 190564688), (124, 162902072), (212, 95282344), (248, 81451036), (424, 47641172), (496, 40725518), (848, 23820586), (992, 20362759), (1643, 12294496), (1696, 11910293), (3286, 6147248), (6572, 3073624), (13144, 1536812), (26288, 768406), (52576, 384203)]