16470688

素因数分解:

$2^5\times {\mathrm{13}}^1\times {\mathrm{17}}^2\times {\mathrm{137}}^1$

素因数の和:194

約数の個数: 72

約数和(自身を含む): 37366812

約数和(自身を除く): 20896124

約数列:

[1, 2, 4, 8, 13, 16, 17, 26, 32, 34, 52, 68, 104, 136, 137, 208, 221, 272, 274, 289, 416, 442, 544, 548, 578, 884, 1096, 1156, 1768, 1781, 2192, 2312, 2329, 3536, 3562, 3757, 4384, 4624, 4658, 7072, 7124, 7514, 9248, 9316, 14248, 15028, 18632, 28496, 30056, 30277, 37264, 39593, 56992, 60112, 60554, 74528, 79186, 120224, 121108, 158372, 242216, 316744, 484432, 514709, 633488, 968864, 1029418, 1266976, 2058836, 4117672, 8235344, 16470688]

約数ペア:

[(1, 16470688), (2, 8235344), (4, 4117672), (8, 2058836), (13, 1266976), (16, 1029418), (17, 968864), (26, 633488), (32, 514709), (34, 484432), (52, 316744), (68, 242216), (104, 158372), (136, 121108), (137, 120224), (208, 79186), (221, 74528), (272, 60554), (274, 60112), (289, 56992), (416, 39593), (442, 37264), (544, 30277), (548, 30056), (578, 28496), (884, 18632), (1096, 15028), (1156, 14248), (1768, 9316), (1781, 9248), (2192, 7514), (2312, 7124), (2329, 7072), (3536, 4658), (3562, 4624), (3757, 4384)]