18852948

素因数分解:

$2^2\times 3^2\times {\mathrm{41}}^1\times {\mathrm{53}}^1\times {\mathrm{241}}^1$

素因数の和:345

約数の個数: 72

約数和(自身を含む): 49945896

約数和(自身を除く): 31092948

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 41, 53, 82, 106, 123, 159, 164, 212, 241, 246, 318, 369, 477, 482, 492, 636, 723, 738, 954, 964, 1446, 1476, 1908, 2169, 2173, 2892, 4338, 4346, 6519, 8676, 8692, 9881, 12773, 13038, 19557, 19762, 25546, 26076, 29643, 38319, 39114, 39524, 51092, 59286, 76638, 78228, 88929, 114957, 118572, 153276, 177858, 229914, 355716, 459828, 523693, 1047386, 1571079, 2094772, 3142158, 4713237, 6284316, 9426474, 18852948]

約数ペア:

[(1, 18852948), (2, 9426474), (3, 6284316), (4, 4713237), (6, 3142158), (9, 2094772), (12, 1571079), (18, 1047386), (36, 523693), (41, 459828), (53, 355716), (82, 229914), (106, 177858), (123, 153276), (159, 118572), (164, 114957), (212, 88929), (241, 78228), (246, 76638), (318, 59286), (369, 51092), (477, 39524), (482, 39114), (492, 38319), (636, 29643), (723, 26076), (738, 25546), (954, 19762), (964, 19557), (1446, 13038), (1476, 12773), (1908, 9881), (2169, 8692), (2173, 8676), (2892, 6519), (4338, 4346)]